International School

Tokyo Bay International School
Tokyo, Japan
Last updated: May 1, 2026
- Curriculum
- A-Level / IGCSE
- Annual Tuition
- ¥804,000 - ¥1,084,000(2025-2026)≈ $4,957 - $6,683
- Students
- ~250
- Nationalities
- 16+
Overview
Tokyo Bay International School is an international A-Levels, IGCSE school in Tokyo, Japan. Founded in 2018, it has approximately 250 students from 16+ nationalities. The language of instruction is English. Annual tuition: ¥804,000–¥1,084,000.
At a Glance
New British curriculum school — founded 2018, follows Cambridge IGCSE and A-Levels for ages 3-18
Affordable international option — tuition ¥804,000–¥1,084,000 annually, significantly lower than established Tokyo schools charging ¥2-3M
Diverse student body — 16+ nationalities with approximately 55% Japanese students, English-medium instruction
Family-friendly discounts — 20% off for second child, 30% off for third child; no scholarships available
Best for families seeking affordable British curriculum with tech focus; no university placement data yet as first cohorts still graduating
Tuition & Fees
Annual Tuition
¥804,000 - ¥1,084,000(2025-2026)≈ $4,957 - $6,683
Application Fee
¥20,000≈ $123
Deposit
¥60,000≈ $370
Est. First Year Total
¥884,000≈ $5,450
Tuition by Grade
| Grade | Annual Tuition | Application Fee | Deposit |
|---|---|---|---|
| Lower Grades | ¥804,000≈ $4,957 | - | - |
| Upper Grades | ¥1,084,000≈ $6,683 | - | - |
Approximate values based on ECB reference rates (Jul 6 – 10, 2026). Actual amounts may vary.
Scholarships & Financial Aid
2Sibling Discount – Third Child
Sibling DiscountSibling Discount – Second Child
Sibling DiscountCurriculum & Academics
Languages of Instruction
Languages of Instruction
Compulsory / Optional
Subjects Offered
2 subjectsIGCSE(2)
Accreditations & Memberships
1 accreditationAdmissions
Requirements
Primary, Secondary
English Requirement: Advanced English
Application Fee: 20,000
Nursery / Early Years
English Requirement: Basic English
Application Fee: 20,000
Key Dates
Application/registration deadline for students entering in the April academic year start.
New students attend an Admission Ceremony in the first week of April; academic year begins aligned with the Japanese school calendar.
School Life
- Uniform
- Required
- Lunch
- on-site lunch served with vegetarian/halal options
Support & Wellbeing
Co-curricular Activities
14 activitiesTeam Sports(3)
Individual Sports(1)
Music(1)
Drama & Theatre(1)
STEM(2)
Visual Arts(1)
School-specific(5)
Facilities
10 facilitiesAcademic Facilities(2)
Residential / Boarding(1)
School-specific(7)
Location & Access
Getting There
School Bus
School bus service available. Routes and fares not publicly detailed.
Coverage Areas: Select areas around Kōtō-ku, Tokyo
Campuses
Main Campus
Tokyo Bay International School – Kameido Campus
Kameido, Kōtō-ku, Tokyo, Japan
Schoozy Insights
Blending Montessori Roots with Cambridge Rigour
TBIS uniquely combines Montessori pedagogy for early learners with the Cambridge International framework, anchored by a strong emphasis on technology, creativity, and global citizenship.
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Educational Philosophy at Tokyo Bay International School
Tokyo Bay International School (TBIS) is built on a dual philosophical foundation that sets it apart from most of Tokyo's international schools. For its youngest learners (nursery and early primary), the school draws on Montessori methodology, emphasising child-led inquiry, hands-on materials, and the development of intrinsic motivation. As students progress through primary and secondary levels, TBIS transitions to the Cambridge International framework, preparing students for IGCSE and A-Level examinations — credentials recognised by universities worldwide.
This blended approach is deliberate. The Montessori foundation cultivates curiosity, independence, and a love of learning during the formative early years, while the structured Cambridge pathway equips older students with academically rigorous qualifications. The school's philosophy holds that these two frameworks are complementary rather than contradictory: early freedom of exploration builds the intrinsic drive needed to excel in later structured academic programmes.
Technology as a Core Value
Beyond curriculum, TBIS is defined by its integration of technology and STEM education as a philosophical pillar. The school has invested in dedicated 'Future Leaders' labs equipped with robotics equipment, drones, coding stations, and virtual reality tools. Every classroom is equipped with computers, and STEM programming is introduced from early grades. This reflects a belief that technological fluency is a fundamental life skill for the 21st century, not merely an enrichment activity.
The school also operates a Fine Arts Academy, underscoring that creativity — in both scientific and artistic forms — is central to its vision. TBIS does not treat STEM and arts as opposing fields; rather, both are seen as pathways to the same goal: developing creative, adaptable, globally-minded individuals.
Global Citizenship and Affordability
TBIS's stated mission is to 'empower students to be smart and successful global citizens' and to 'provide world-class education with affordable fees.' This dual commitment — to quality and accessibility — is unusual among Tokyo's international schools, where annual tuition can exceed ¥3 million. TBIS positions itself as democratising international education in one of the world's most expensive cities.
The school explicitly values parent-school partnership, describing families as 'vital' participants in education. This philosophy translates to an environment where parental engagement is expected and welcomed, and where the small school community (averaging 15 students per class) allows for meaningful relationships between teachers, students, and families.
In summary, TBIS's educational philosophy is characterised by: (1) a developmental progression from Montessori freedom to Cambridge structure; (2) technology and creativity as core, not peripheral, competencies; (3) an inclusive, multicultural community ethos; and (4) a commitment to making high-quality international education financially accessible.
A Young School with Ambitious Beginnings (2018–Present)
TBIS was founded in 2018 and opened in April 2019 in Kameido, Tokyo, combining Cambridge and Montessori curricula with a technology-forward vision from day one.
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History and Founding of Tokyo Bay International School
Tokyo Bay International School is one of Tokyo's newer international schools, having been founded in 2018 and opened its doors to students in April 2019. The school was established to serve the growing demand for English-medium, Cambridge-aligned international education in eastern Tokyo — specifically the Kameido area of Kōtō Ward (Kōtō-ku), a district with strong transport links but historically underserved by established international schools.
Founding Vision
The founders launched TBIS with an explicit mission to combine two educational traditions rarely seen together: Montessori child-centred pedagogy for the early years, and the Cambridge International curriculum (IGCSE and A-Levels) for secondary students. This dual-track approach was designed to offer the benefits of progressive early education alongside globally recognised academic qualifications.
From the outset, TBIS was positioned as a technology-forward institution. Rather than retrofitting technology into an existing model, the school built its STEM infrastructure — robotics labs, coding stations, drone programming, VR tools — as foundational elements of the campus design. This 'Future Leaders' lab concept reflects the founding belief that technological literacy must be embedded in education from an early age.
Early Growth
By the time of its first public profiles (2019), TBIS had enrolled students from over 16 nationalities, with a community drawn from the UK, USA, South Africa, various Asian nations, and Japan itself. The school grew to more than 250 students in its early years, establishing a local-to-international ratio of approximately 55:45.
As a school that opened in 2019, TBIS is still in its formative years. Its earliest secondary cohorts are only now approaching the age of A-Level examinations, meaning the school has yet to build a substantial public track record of exam results or university placements. This is a natural feature of its stage of development rather than a weakness.
Positioning in the Tokyo Market
TBIS entered Tokyo's international school market at a time of growing demand from both expatriate families and Japanese families seeking English-medium education. By offering Cambridge qualifications at a significantly lower tuition than established British international schools (¥804,000–¥1,084,000 vs. ¥2.9M+ at some competitors), TBIS carved out a distinct niche: academically rigorous, internationally recognised qualifications at an accessible price point, in a boutique school setting.
A Genuinely Multicultural Community in Eastern Tokyo
With 16+ nationalities and a 55:45 local-to-international ratio, TBIS fosters a diverse, tight-knit community where no single nationality dominates and parent engagement is central.
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Community and Culture at Tokyo Bay International School
One of TBIS's defining characteristics is its genuinely multicultural student body. With students from more than 16 nationalities — including the UK, USA, South Africa, China, South Korea, India, Nepal, Pakistan, Sri Lanka, Thailand, Russia, Egypt, Sudan, Kazakhstan, Malawi, and Japan — the school has no dominant national group. International Schools Database lists the 'most common nationality' as simply 'Mixed,' reflecting a rare demographic balance.
Local and International Mix
The student population divides approximately 55% Japanese/local to 45% international, a ratio that ensures students from internationally mobile families and those from long-term Tokyo-based families share the same classrooms. This balance is significant: it means TBIS is neither a purely 'expat bubble' school nor a Japanese school with a token international programme. Students experience genuine multicultural interaction daily.
Language and Inclusion
All instruction is delivered in English, with native English-speaking teachers employed across the school. However, TBIS does not leave non-fluent English speakers unsupported. The school provides EAL (English as an Additional Language) support, and offers foreign language classes in Japanese, French, Chinese, Spanish, and Hindi — acknowledging the diverse linguistic backgrounds of its community.
This multilingual offering is rare among small international schools and signals a commitment to honouring students' home languages while building English fluency. It also provides additional language pathways for students who wish to develop a second or third language formally.
School Scale and Relationships
With approximately 250 students and an average class size of just 15 (maximum 20), TBIS operates as a boutique school community. This scale fosters close relationships between teachers and students, and between the school and families. Teachers are better positioned to know individual students' learning styles, strengths, and challenges. Parents describe education at TBIS as a shared responsibility, with families considered 'vital' partners in children's development.
Practical Community Life
The school operates on the Japanese academic calendar, starting in April, which helps integrate Japanese-background families while also being adapted to expatriate arrivals. Before and after school care is available, supporting working families. The school day runs from 9:00 to 15:30. On-site lunches are provided with dietary accommodations (vegetarian and halal options), reflecting cultural sensitivity to the diverse community.
A school counsellor is available to students, and the small school size means pastoral support is accessible and personalised. While formal house systems, large-scale cultural festivals, or extensive PTA programmes are not publicly documented, the tight-knit nature of the community suggests strong informal bonds between families.
Future Leaders STEM Labs and the Fine Arts Academy
TBIS stands out for its 'Future Leaders' STEM infrastructure — robotics, drones, VR, and coding from early grades — paired with a Fine Arts Academy, all within an affordable Cambridge framework.
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Unique Features of Tokyo Bay International School
The 'Future Leaders' STEM Laboratories
Among TBIS's most distinctive offerings are its dedicated 'Future Leaders' STEM laboratories. These specialist spaces are equipped with:
- Robotics programming stations — students learn to design, build, and programme robots from early grades
- Drone technology — hands-on learning with drone operation and programming
- Coding and computer science — structured coding curricula integrated from primary level
- Virtual Reality (VR) tools — immersive learning experiences across subjects
This is not a token technology programme: every classroom at TBIS is equipped with computers, and STEM activities are embedded into the regular curriculum rather than treated as after-school enrichment. The school's philosophy holds that robotics, coding, and digital literacy are as fundamental as reading and mathematics in preparing students for the contemporary world.
The Fine Arts Academy
Alongside its STEM emphasis, TBIS operates a dedicated Fine Arts Academy — a specialist unit for visual and creative arts education. This dual commitment to science/technology AND arts is unusual in smaller international schools, which often sacrifice arts provision for academic breadth. At TBIS, the Fine Arts Academy signals a belief that creativity in its artistic form is as valuable as creativity in its technological form.
This integration of STEM and arts aligns with the growing 'STEAM' movement in international education, preparing students to think both analytically and creatively.
Cambridge Qualifications at an Accessible Price
A further distinctive feature is TBIS's position as one of Tokyo's most affordable Cambridge International schools. Annual tuition of ¥804,000–¥1,084,000 contrasts sharply with established British-curriculum competitors charging ¥2.9 million or more per year. This makes Cambridge IGCSE and A-Level qualifications — recognised by universities across the UK, USA, and worldwide — accessible to families who cannot afford Tokyo's premium international school fees.
The school also offers sibling discounts (20% for the second child, 30% for the third), further reducing the cost burden for multi-child families — a thoughtful policy that acknowledges the real financial pressures of international schooling.
Campus Design and Local Integration
Rather than maintaining a large, self-contained campus, TBIS makes creative use of its urban Kameido location, with students accessing local parks and surrounding environments as part of their educational experience. While this means there is no on-site swimming pool or large sports field, it reflects a philosophy of integrating the school with the community rather than isolating it behind high fences. Science labs, computer labs, and specialist facilities are available on campus for core academic needs.
Holistic, Space-Based Admissions with a Rolling Waitlist
TBIS admits students based on academic fit, language balance, and space availability via a structured 5-step process with a March deadline, diagnostics, and a formal waitlist.
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Admissions Culture at Tokyo Bay International School
TBIS operates a structured but accessible admissions process that reflects its values: community fit, language balance, and genuine openness to diverse families.
The Five-Step Process
Admissions at TBIS follow a clear sequence:
- Submit Online Application with a non-refundable ¥20,000 processing fee
- Submit Supporting Documents as requested by the Admissions Team (typically previous school reports, health/immunisation records)
- Admissions Team Review — the team assesses suitability, space availability, and 'alignment with the current cohort's language and learning makeup'
- Diagnostic Evaluations — applicants complete assessments in reading, writing, and mathematics to confirm grade-level readiness
- Enrolment and Orientation — successful applicants receive offers and attend an Admission Ceremony in the first week of April
What Makes TBIS Distinctive in Admissions
TBIS's admissions philosophy is explicitly cohort-conscious: rather than simply selecting the highest-scoring applicants, the school considers how each new student will contribute to and fit within the existing community's language and learning makeup. This means that two students with identical academic profiles might receive different outcomes depending on the current year's cohort composition.
This approach is characteristic of schools that prioritise community wellbeing and classroom dynamics over pure academic selectivity. It suggests TBIS is not a highly competitive, exam-driven admissions environment, but rather one that seeks balance and fit.
Timeline and Key Dates
- Registration Deadline: Approximately March 5 for April entry
- Academic Year Start: April (aligned with the Japanese school calendar)
- Mid-Year Entry: Possible if vacancies exist, on a rolling basis
- Admission Ceremony: First week of April
Waitlist Policy
TBIS maintains a formal waitlist for fully completed applications when no immediate place is available. Waitlist offers are typically valid for one academic year, and families may be contacted mid-year if vacancies arise. This transparent waitlist policy gives families certainty about their position rather than leaving them in limbo.
Sibling Discounts as Admissions Incentive
While not strictly an admissions criterion, TBIS's sibling discount policy (20% for the second child, 30% for the third) effectively encourages multi-child family enrolment and rewards family loyalty — a common feature in community-oriented schools.
Overall Selectivity
Given TBIS's small size and relatively recent founding, admissions are likely less competitive than Tokyo's most established international schools. The rolling, space-available approach — combined with diagnostic rather than selective testing — suggests the school is moderately selective based primarily on English language readiness and academic preparedness rather than highly competitive entrance examinations.
Admissions Deep Dive
TBIS has rolling admissions with entrance testing in core subjects, April start aligned with Japan's school year, and formal waitlist. No published acceptance rates.
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Overview
Tokyo Bay International School operates a straightforward admissions process aligned with Japan's academic calendar, welcoming students aged 3-18 across its Montessori early years through Cambridge IGCSE and A-Level programs. As a relatively new school (founded 2018, opened April 2019), TBIS maintains a rolling admissions approach with space-dependent enrollment.
Application Process
Step-by-Step Timeline
The admissions journey begins with an online application submission accompanied by a ¥20,000 non-refundable processing fee. This initial step signals the family's intent to pursue admission and triggers the formal review process.
Once the application fee is paid, the Admissions Team requests supporting documentation. While specific document lists aren't publicly detailed, these typically include:
- Previous school reports and transcripts
- Health records and immunization certificates
- Passport/identification documents
- Any relevant educational assessments
The completed application packet undergoes review by admissions staff, who assess three primary factors: academic fit, English language ability, and space availability. Notably, TBIS explicitly considers the "cohort's language and learning makeup" when making offers, suggesting they actively manage classroom diversity and skill levels.
Registration Deadline
For families targeting the standard April start (aligned with Japan's school year), the registration deadline is typically March 5. This allows the school to finalize class compositions before the new academic year begins. The school holds an Admission Ceremony in the first week of April for new students, where families complete enrollment formalities.
Mid-Year Entry
While April represents the primary intake period, TBIS does accommodate mid-year transfers when vacancies exist. This flexibility benefits families relocating to Tokyo outside the standard academic calendar, though space cannot be guaranteed.
Entry Evaluation
Required Testing
All applicants must complete entrance evaluations in reading, writing, and mathematics. These diagnostic assessments serve dual purposes: determining appropriate grade placement and confirming academic readiness for the Cambridge curriculum.
Unfortunately, TBIS does not publish sample content, passing scores, or detailed evaluation criteria. The assessments appear designed to gauge current skill levels rather than serve as competitive entrance exams.
No Formal Interviews
Unlike many international schools that incorporate family interviews into their admissions process, available materials do not describe a separate interview component at TBIS. The written application and entrance testing appear to constitute the primary evaluation tools.
Selection Criteria & Philosophy
Holistic Assessment
TBIS does not publish acceptance rates or competitive admissions statistics. The selection process emphasizes suitability rather than pure academic competition. The school's stated approach "assesses suitability, space availability, and alignment with the current cohort's language and learning makeup."
This language suggests TBIS actively curates balanced classrooms considering:
- English language proficiency distribution
- Academic preparation levels
- National and cultural diversity
- Learning support needs
Given the school's small size (250+ students) and relatively recent establishment, admissions appear less competitive than long-established Tokyo international schools, operating primarily on a rolling, space-available basis.
Waitlist Policy
TBIS maintains a formal waitlist (or "wait pool") for families when immediate placement isn't available. Key aspects include:
- Waitlist placement requires a fully completed application
- Positions typically remain valid for one academic year
- Families may receive offers mid-year if vacancies arise
- No priority ranking system is publicly described
This structured approach provides clarity for families unable to secure immediate placement while maintaining flexibility for the school to fill unexpected openings.
First-Year Costs
One-Time Fees
New students face several upfront charges beyond annual tuition:
| Fee Type | Amount |
|---|---|
| Application Fee | ¥20,000 |
| Enrollment Fee | ¥60,000 |
| Building Fund | ¥84,000 |
| Total First-Year Fees | ¥164,000 |
These charges are paid upon offer acceptance. The enrollment fee is non-refundable if families decline their place after accepting.
Annual Tuition Range
Ongoing tuition varies by grade level, ranging from ¥804,000 to ¥1,084,000 per year (2025/26 rates). This positions TBIS on the lower end of Tokyo's international school market—considerably less than established British curriculum schools charging ¥2-3 million annually.
Family Benefits
Sibling Discounts
TBIS offers meaningful reductions for families with multiple enrolled children:
- Second child: 20% tuition discount
- Third child: 30% tuition discount
These discounts apply to tuition only, not one-time or supplementary fees. For a family with three children, the savings become substantial over multiple years.
No Scholarship Programs
Despite marketing itself as providing "world-class education with affordable fees," TBIS does not offer merit-based or needs-based scholarships. No financial aid application process exists. Families should budget full fees minus applicable sibling discounts.
Additional Considerations
Supplementary Costs
Beyond published tuition and fees, families should budget for:
- Uniforms (required; sold separately by the school)
- School lunch program (cost not publicly listed)
- Bus service (available but pricing not published)
- Extracurricular activities and materials
- Field trips and special programs
These recurring expenses can add significantly to the total cost of attendance.
Language Requirements
Instruction occurs entirely in English, though TBIS provides language support for non-fluent learners. Families need realistic expectations about their child's English acquisition timeline and should ideally have at least one English-speaking parent for home support.
Ideal Candidate Profile
TBIS best serves students who:
- Thrive in small class environments (average 15, maximum 20 students)
- Show curiosity about technology, robotics, and creative arts
- Can adapt to English-medium instruction
- Appreciate hands-on, inquiry-based learning
- Come from families engaged in their education
The school may not be ideal for:
- Families specifically seeking IB Diploma or American AP curricula
- Students requiring extensive special education services (not currently offered)
- Those prioritizing large-scale sports facilities and competitive athletics
- Families on very limited budgets seeking scholarship support
Key Admissions Insights
Transparency Gaps
Prospective families should note that TBIS publishes limited granular detail about its admissions process compared to more established schools. Specific information gaps include:
- Exact document requirements
- Sample entrance test content or difficulty levels
- Historical acceptance rates or enrollment statistics
- Detailed waitlist management procedures
- Complete pricing for supplementary services
Families serious about TBIS should contact the admissions office directly to clarify these specifics for their situation.
Rolling vs. Deadline-Based
While March 5 represents the formal registration deadline for April admission, the space-available nature of TBIS admissions means families may receive quicker decisions than at schools with fixed notification dates. Early application likely improves placement chances, particularly for popular grade levels.
Growing School Considerations
As a young institution, TBIS continues developing its programs and building its track record. Families should view admission as joining a school still establishing its identity rather than entering a long-proven system. This brings both opportunities (influence, flexibility) and uncertainties (limited alumni data, evolving policies).
Practical Next Steps
Families interested in TBIS admission should:
- Visit campus if possible to assess facilities and culture firsthand
- Apply early given space-limited enrollment
- Budget comprehensively including supplementary costs beyond tuition
- Clarify documentation requirements directly with admissions
- Assess English readiness honestly, utilizing available language support
- Consider sibling enrollment if the discount benefits apply
The relatively straightforward process and moderate fee structure make TBIS accessible to many Tokyo families seeking British-curriculum international education, though the lack of financial aid limits access for families requiring tuition assistance.
University Placement Analysis
No verifiable university placement data available. As a young school (founded 2018), TBIS has not yet published graduate outcomes, exam results, or university destinations.
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University Placement Overview
Tokyo Bay International School (TBIS) presents a unique challenge for university placement analysis: as a newly established institution that opened in April 2019, the school has not yet developed a documented track record of graduate outcomes. Unlike more established international schools in Tokyo, TBIS has not published university placement statistics, examination results, or alumni destination data.
Academic Curriculum Framework
Cambridge International Pathway
TBIS follows the Cambridge International curriculum rather than the International Baccalaureate (IB) program. Students in upper grades prepare for:
- IGCSE examinations (International General Certificate of Secondary Education)
- Cambridge A-Level qualifications (Advanced Level)
The Cambridge curriculum is recognized globally and provides pathways to universities worldwide. However, TBIS has not published any performance metrics for these examinations, such as pass rates, average grades, or subject-specific results.
Absence of Standardized Test Data
Unlike many international schools serving American university applicants, TBIS does not report:
- SAT or ACT scores
- AP (Advanced Placement) examination results
- IB Diploma Programme scores
This is consistent with the school's British curriculum focus, though it limits comparative analysis with American-system schools in Tokyo.
University Destinations
No Published Graduate Data
As of current available information, TBIS has not published any university acceptance lists or graduate destination statistics. This absence of data reflects the school's youth rather than necessarily indicating poor outcomes. The first cohorts to enter TBIS in 2019 are only now reaching graduation age.
Expected Patterns
Based on the school's profile, graduates would likely apply to universities in:
- United Kingdom: Given the Cambridge curriculum alignment
- United States: Popular among international school families
- Japan: Particularly for local Japanese students (approximately 55% of enrollment)
- Home countries: Reflecting the diverse student body (16+ nationalities)
- Other international destinations: Australia, Canada, Singapore, etc.
However, these remain speculative patterns without published evidence.
University Counseling Support
Limited Information Available
TBIS materials do not describe a dedicated university counseling or guidance program. Key unknowns include:
- Whether full-time university counselors are employed
- What application support services are offered
- Whether students receive guidance on university selection, application essays, or interview preparation
- How the school assists with standardized testing logistics
Given the school's small size (250+ students across all grades), university counseling may be handled by general staff rather than specialized counselors, though this cannot be confirmed from available sources.
Academic Performance Indicators
Examination Results
No IGCSE or A-Level results have been published. Standard metrics that remain unavailable include:
- Percentage of students passing IGCSE examinations
- Average grades achieved (A*, A, B, C distributions)
- A-Level performance statistics
- Subject-specific strengths or pass rates
- Comparison to global Cambridge examination averages
Graduation Rates
TBIS has not published graduation rate statistics. For a new school, this data may not yet exist in meaningful quantities.
Comparative Context
Tokyo International School Landscape
Other established Tokyo international schools typically publish detailed university placement data, including:
- Lists of universities accepting graduates (often 50-100+ institutions)
- Percentage attending top-tier universities
- Geographic distribution of placements
- Scholarship awards received
- Multi-year trends
TBIS's lack of published data places it at a disadvantage for families prioritizing demonstrated university placement success.
Cambridge Curriculum Recognition
While TBIS does not publish results, the Cambridge curriculum itself enjoys strong global recognition. A-Levels are:
- Accepted by virtually all UK universities
- Recognized by American universities (often for course credit)
- Well-regarded in Commonwealth countries
- Increasingly accepted in Asian institutions
Students completing rigorous A-Level programs elsewhere typically gain admission to competitive universities, though individual school support and student preparation matter significantly.
School Philosophy and Academic Culture
Mission Statement Emphasis
TBIS describes its mission as "empowering students to be smart and successful global citizens" and aims to "build creative minds" fostering "lifelong learners and healthy global citizens." The school emphasizes:
- Technology integration: STEM labs, robotics, coding, VR/drones
- Creative development: Fine arts academy alongside academics
- Global awareness: Diverse student body (16+ nationalities)
While these goals suggest a holistic educational approach, they do not substitute for concrete university placement outcomes.
Small Class Environment
With average class sizes of 15 students (maximum 20), TBIS offers individualized attention that could theoretically support strong university preparation. However, without published outcomes, this advantage remains theoretical.
Information Gaps and Limitations
What Families Cannot Currently Assess
Critical missing information includes:
- University acceptance rates: Overall and by institution tier
- Geographic distribution: Where graduates actually enroll
- Scholarship success: Merit awards or financial aid received
- Examination performance: IGCSE/A-Level results vs. global averages
- Trajectory trends: Whether outcomes are improving as the school matures
- Subject strengths: Which academic areas produce strongest results
- Counseling quality: Professional support available for applications
- Alumni network: How graduates support current students
Future Data Development
As TBIS matures and graduates its first full cohorts through A-Levels, placement data should emerge. Families considering TBIS should inquire directly about:
- When the first A-Level cohort will graduate
- Whether the school plans to publish results and destinations
- Current university application support structures
- Any early graduate outcomes (if available)
Recommendations for Prospective Families
For Families Prioritizing Proven Placement
If documented university placement success is a primary selection criterion, TBIS currently cannot demonstrate this track record. Families should consider:
- Established alternatives: Tokyo schools with published multi-year placement data
- Direct inquiry: Contact TBIS admissions for any unpublished early graduate outcomes
- Curriculum confidence: Trust in Cambridge qualification recognition if specific placement data is less critical
For Families Comfortable with Newer Schools
Families willing to accept some uncertainty about outcomes might value:
- Lower fees: TBIS tuition (¥804,000-¥1,084,000) is significantly below many Tokyo competitors
- Small environment: Individualized attention in class sizes of 15
- Technology focus: Strong STEM integration and modern facilities
- Cambridge pathway: Globally recognized qualification framework
Conclusion
Tokyo Bay International School operates a Cambridge International curriculum preparing students for IGCSE and A-Level examinations, but has not published university placement outcomes, examination results, or graduate destination statistics. This absence of data reflects the school's youth (founded 2018, opened 2019) rather than necessarily indicating poor performance.
Families considering TBIS should weigh the school's lower fees, small class sizes, and technology-enhanced curriculum against the lack of demonstrated university placement success. As the school matures and graduates its first complete cohorts, placement data should emerge, allowing for more informed assessment of academic outcomes and university preparation quality.
Until verifiable placement statistics become available, families prioritizing proven university admission success should investigate established Tokyo international schools with published track records, while those valuing other factors may find TBIS's offerings attractive despite the current data limitations.
School Culture & Community
TBIS offers a diverse, tech-focused community with 16+ nationalities, small class sizes, and a Montessori-Cambridge blend emphasizing creativity and global citizenship.
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School Culture & Community
Student Diversity & International Composition
Tokyo Bay International School embodies genuine multiculturalism with over 250 students representing more than 16 nationalities. The student body includes families from the UK, USA, South Africa, China, Korea, India, Nepal, Pakistan, Sri Lanka, Thailand, Russia, Egypt, Sudan, Kazakhstan, Malawi, and Japan. Notably, no single nationality dominates—the school lists its most common nationality as "Mixed," reflecting a truly international makeup.
The distribution between local Japanese students and international students sits at approximately 55:45 (international majority), creating a balanced environment where both Japanese and expatriate families feel represented. This ratio positions TBIS as authentically international rather than simply a school for expatriates in Japan.
Educational Philosophy in Practice
TBIS operates on a distinctive dual-curriculum model that combines Montessori pedagogy for early years with the Cambridge International framework for elementary through secondary education. This blend reflects a philosophical commitment to child-centered, inquiry-based learning in the formative years while transitioning to rigorous academic standards as students mature.
The school's mission centers on empowering students to become "smart and successful global citizens" with a focus on building "creative minds" and instilling leadership, confidence, and compassion. This translates into practical outcomes through:
- Technology Integration: Every classroom is equipped with computers, and STEM programming begins in early grades
- Specialized Facilities: "Future Leaders" labs dedicated to robotics, drones, and coding with VR technology
- Creative Arts: A Fine Arts academy runs alongside STEM facilities, emphasizing the integration of logic and creativity
- Project-Based Learning: Hands-on exploration and practical lessons complement traditional academics
The school explicitly positions itself as fostering "lifelong learners and healthy global citizens," suggesting a holistic approach beyond pure academics.
Class Environment & Student Support
TBIS maintains an intimate learning environment with small class sizes—averaging 15 students with a maximum of 20 per class. This scale allows for individualized attention and closer teacher-student relationships than larger international schools can provide.
Student Wellbeing Infrastructure:
- Counseling Services: A school counselor is available for student support
- Language Support: Dedicated English language support for non-native speakers, recognizing that not all students arrive fluent
- Extended Care: Before and after-school supervised care (school hours 9:00-3:30)
- Meal Services: On-site lunch program with vegetarian and halal options
- Transportation: School bus service available for families
Current Limitations: The school does not yet offer specialized programs for special-needs students or gifted and talented programs. Families requiring extensive learning support or advanced acceleration may need to look elsewhere.
Community Engagement & Parent Partnership
While specific details of parent-community events are limited, available information emphasizes that parents are considered "vital" partners in education, with schooling viewed as a joint family-school responsibility. This philosophy suggests regular parent-teacher communication and involvement in school activities.
The school holds traditional milestone events such as:
- Admission Ceremony: Conducted in the first week of April for new students
- Graduation ceremonies: For completing students
- Family orientation sessions: Helping new families integrate into the community
The small school size naturally fosters a tight-knit community where families and staff know one another, creating an environment quite different from larger, more anonymous institutions.
Extracurricular Activities & Student Life
TBIS offers a range of clubs and activities designed to develop well-rounded students:
Arts & Performance:
- Dance
- Drama
- Choir (vocal)
- Origami
Sports & Physical Activities:
- Soccer
- Basketball
- Karate
- Rugby
- Yoga
- General Physical Education
Academic & Enrichment:
- Academic clubs (specific subjects not detailed)
- ESL support groups
- Lifestyle and Wellbeing programs
The school notes that while sports activities exist in the curriculum, formal inter-school competitive teams are "not yet" established—a reflection of the school's young age (founded 2018, opened 2019).
Uniform Policy: All students are required to wear school uniforms, which must be purchased separately from the school.
Language & Communication Environment
English serves as the primary language of instruction, with native English-speaking teachers on staff. However, the school recognizes its international community's linguistic diversity by:
- Providing English language support for students still developing fluency
- Offering additional language classes in Japanese, French, Chinese, Spanish, and Hindi
- Creating an environment where multilingualism is valued and supported
Families should expect school communications, parent-teacher interactions, and homework support to occur in English, making at least one English-speaking parent beneficial for full engagement.
Campus Culture & Facilities
TBIS operates from a location in Kameido (Kōtō Ward), eastern Tokyo. Rather than owning extensive campus grounds with large sports fields or swimming pools, the school makes practical use of surrounding public parks and community facilities for outdoor activities and physical education.
This urban approach reflects the school's focus on technology and indoor learning spaces over traditional sports facilities, while still providing students access to outdoor environments through local partnerships.
Cultural Values & Global Citizenship
The school's international composition naturally creates an environment where students engage with multiple perspectives, languages, and cultural traditions daily. With 16+ nationalities represented and no dominant cultural group, students develop cross-cultural competency through everyday interactions rather than through isolated "international day" events.
The emphasis on "global citizenship" appears genuine given the authentic diversity, small collaborative classes, and curriculum that prepares students for international universities through Cambridge IGCSE and A-Levels.
Community Maturity & Development
As a young school (opened April 2019), TBIS is still building many aspects of its community culture. Several programs are marked "not yet" available, including:
- Formal inter-school sports teams
- Special education programs
- Gifted and talented tracks
This youth means families joining now have opportunities to shape the developing culture but may find fewer established traditions and alumni networks compared to long-standing Tokyo international schools.
Ideal Cultural Fit
TBIS's culture best serves families who value:
- Genuine international diversity over single-nationality dominance
- Small, close-knit community environments
- Technology integration and creative exploration
- British curriculum pathways (Cambridge) over IB or American systems
- Active parent partnership in education
- Affordability relative to elite Tokyo international schools
The school may not suit families seeking highly traditional facilities, extensive special needs support, or the prestige and established networks of older institutions.
Sources
- International Schools Database - Tokyo Bay International School Profile
- Doris School - Tokyo Bay International School Admissions
- IndoJapanPulse - Tokyo Bay International School Overview
- Doris School - Tokyo Bay International School General Information
- EduCativ - Tokyo Bay International School Philosophy
- Education Destination Asia - Tokyo Bay International School
Total Cost Analysis
TBIS tuition ranges ¥804,000-1,084,000 annually plus ¥164,000 in first-year fees. Sibling discounts available (20-30%), but no scholarships offered.
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Total Cost Analysis: Tokyo Bay International School
Annual Tuition Overview
Tokyo Bay International School (TBIS) positions itself as an affordable international school option in Tokyo, with tuition significantly lower than many established competitors. For the 2025/26 academic year, annual tuition ranges from ¥804,000 to ¥1,084,000 depending on the student's grade level. The school does not publicly break down exact fees by individual grade, but this range covers students from ages 3 through 18 across the Montessori early years and Cambridge curriculum programs.
Compared to other Tokyo international schools, TBIS's fees are notably moderate. Many long-established British curriculum schools in Tokyo charge well over ¥2 million annually, with some reaching ¥2.92-3.03 million per year. This makes TBIS an attractive option for families seeking British-style education (IGCSE and A-Levels) at a more accessible price point.
First-Year Costs
New families should budget for several mandatory one-time fees in addition to tuition:
Required First-Year Fees:
- Application Fee: ¥20,000 (non-refundable processing fee)
- Enrollment Fee: ¥60,000 (due upon acceptance)
- Building Fund: ¥84,000 (capital contribution)
Total First-Year Additional Costs: ¥164,000
These fees are paid during the admissions and enrollment process and are separate from annual tuition. The application fee is non-refundable and must be paid when submitting the initial application. The enrollment fee and building fund become due once a family accepts an admission offer, typically in early spring before the April start date.
Complete First-Year Budget Example
For a family enrolling one child, the total first-year investment would be:
| Cost Component | Amount (JPY) |
|---|---|
| Annual Tuition (varies by grade) | ¥804,000 - ¥1,084,000 |
| Application Fee | ¥20,000 |
| Enrollment Fee | ¥60,000 |
| Building Fund | ¥84,000 |
| Total First Year | ¥968,000 - ¥1,248,000 |
Subsequent years would only include the annual tuition, as the one-time fees are not repeated.
Additional Ongoing Costs
While TBIS does not publicly itemize all supplementary costs, families should anticipate several additional expenses beyond tuition:
Uniforms: School uniforms are mandatory for all students. The school sells uniform pieces directly, though specific pricing is not published. Families should budget separately for multiple sets of uniforms, as growing children will need replacements throughout their enrollment.
School Lunches: TBIS provides on-campus lunch service with options for various dietary requirements including vegetarian and halal meals. While the lunch program cost is not publicly disclosed, most international schools charge either per-meal rates or semester meal plans. This could add several thousand yen monthly to family expenses.
Transportation: A school bus service is available for families who need it. Bus routes and fees are not published in available materials, but families using this service should expect additional charges. Many Tokyo international schools charge ¥50,000-150,000 annually for bus service depending on distance.
Extracurricular Activities: TBIS offers various clubs including dance, drama, choir, sports (soccer, basketball, karate, rugby), yoga, and origami. While some activities may be included in tuition, others might carry additional fees. Field trips, special events, and materials for technology-intensive courses may also incur extra charges.
Technology and Materials: Given TBIS's emphasis on STEM education with robotics, drones, and coding labs, there may be supplementary fees for specialized programs, though the school appears to include basic technology access in tuition.
Sibling Discounts
TBIS offers meaningful tuition reductions for families enrolling multiple children:
- Second child: 20% tuition discount
- Third child: 30% tuition discount (when three children are enrolled)
These discounts apply only to annual tuition, not to one-time fees or supplementary costs. For a family with three children in the higher grade band (¥1,084,000 base tuition):
| Child | Discount | Annual Tuition |
|---|---|---|
| First | 0% | ¥1,084,000 |
| Second | 20% | ¥867,200 |
| Third | 30% | ¥758,800 |
| Total | ¥2,710,000 |
Without discounts, the same family would pay ¥3,252,000, representing a savings of ¥542,000 annually.
Scholarships and Financial Aid
TBIS does not offer merit-based scholarships or need-based financial aid. Despite marketing itself as providing "world-class education with affordable fees," the school has no published scholarship programs, bursaries, or tuition assistance.
Unlike some larger Tokyo international schools that maintain scholarship funds or corporate sponsorship programs, TBIS operates on a full-fee model. The sibling discounts mentioned above are the only tuition reductions available. There are no:
- Academic merit scholarships
- Need-based financial aid
- Athletic or arts scholarships
- Alumni or staff discounts
- Corporate or government tuition support programs
Families requiring financial assistance should inquire directly with the admissions office, though no formal aid process exists. All prospective families should be prepared to pay full tuition fees.
Payment Terms and Refund Policy
While detailed payment schedules are not publicly available, the admission process indicates that enrollment fees and building funds are due upon acceptance (typically spring for April enrollment). Tuition payment terms (annual, semester, or monthly installments) are not specified in available materials.
The application fee is explicitly non-refundable. Information about refund policies for tuition or other fees in cases of withdrawal is not published. Families should clarify these terms directly with the school before committing.
Cost Comparison Context
TBIS's positioning as a "more affordable" option is accurate within Tokyo's international school landscape:
- Premium British/IB schools: ¥2.5-3.0 million+ annually
- Mid-tier international schools: ¥1.5-2.5 million annually
- TBIS: ¥0.8-1.1 million annually
- Japanese private schools: ¥0.5-1.5 million annually
While TBIS is less expensive than established competitors, families should still prepare for total first-year costs exceeding ¥1 million when including all fees, uniforms, meals, and transportation.
Budget Planning Recommendations
Families considering TBIS should:
- Calculate total costs including tuition, one-time fees, uniforms, lunch, and transportation
- Inquire about payment plans if lump-sum payments are challenging
- Factor in sibling discounts if applicable to your family size
- Request detailed breakdowns of lunch, bus, and activity fees directly from admissions
- Plan for annual increases though current escalation rates are not published
- Understand no financial aid exists and full payment is expected
Value Proposition
For families seeking Cambridge curriculum education with strong technology integration at a more accessible price point than Tokyo's elite international schools, TBIS offers reasonable value. The school's smaller size (250+ students), modern STEM facilities, and multicultural environment come at roughly one-third to one-half the cost of premium competitors. However, families should recognize this affordability comes with trade-offs, including limited financial aid, newer facilities without some amenities (like swimming pools or large sports fields), and a still-developing track record for university placements.
Sources
- TBIS Admissions & Fees - Doris School Profile
- Tokyo Bay International School - International Schools Database
- TBIS Launch Announcement - IndoJapanPulse
- Tokyo Bay International School Overview - Education Destination Asia
- International School Scholarships in Japan - Japavest
- Tokyo British & IB Schools Comparison - International Schools Database
Who Is This School Best For?
TBIS suits families seeking an affordable British-Cambridge education with strong STEM/tech focus in a small, multicultural setting—ideal for adaptable, creative learners comfortable in English.
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Who Is This School Best For?
Tokyo Bay International School (TBIS) is a relatively young international school founded in 2018, serving students ages 3–18 in eastern Tokyo's Kameido district. Understanding which families and students thrive here requires looking at its distinctive educational approach, community culture, and practical considerations.
Ideal Student Profile
Academic Learners Who Value British-Style Education
TBIS follows the Cambridge International curriculum (IGCSE and A-Levels) rather than IB or American systems. The ideal student is one who:
- Thrives with structured, exam-based learning: Students in upper grades prepare for internationally recognized IGCSE and A-Level qualifications, which require disciplined study and strong exam skills
- Enjoys inquiry-based early education: Younger students (Pre-K through primary) experience Montessori methods emphasizing independence, hands-on exploration, and self-directed learning
- Adapts well to smaller settings: With average class sizes of 15 students (maximum 20), TBIS suits learners who benefit from close teacher attention rather than those who thrive in larger, more anonymous environments
Tech-Savvy and Creative Students
A distinguishing feature of TBIS is its emphasis on technology and creativity. The school maintains specialized "Future Leaders" STEM labs for robotics, drones, and coding with VR integration, alongside a Fine Arts academy. Students who excel here typically:
- Show curiosity about emerging technologies and hands-on projects
- Balance analytical thinking with creative expression
- Enjoy project-based learning that integrates arts and sciences
- Are comfortable with technology-enhanced classrooms (every room has computers)
Culturally Adaptable Students
With students from 16+ nationalities including the UK, USA, South Africa, China, Korea, India, and Japan (among others), TBIS maintains a genuinely international atmosphere. No single nationality dominates—the school describes its demographic as "Mixed." Students who flourish are those who:
- Appreciate cultural diversity and international perspectives
- Can navigate friendships across different backgrounds
- Are open to the school's explicit mission of developing "global citizens"
- Bring or develop cultural sensitivity and adaptability
Family Circumstances That Align Well
Location and Lifestyle Considerations
TBIS works particularly well for families who:
- Live in or near eastern Tokyo (Koto-ku ward, Kameido area): The school offers bus service, but proximity helps with extracurriculars and community engagement
- Work standard business hours: School runs 9:00–3:30 with before/after care available, supporting working parents
- Prefer moderate-sized school communities: With 250+ students total, TBIS offers a tight-knit environment where families can know each other
Budget-Conscious International Families
Compared to Tokyo's premium international schools (which often charge ¥2–3 million annually), TBIS positions itself as more accessible:
- Annual tuition ranges from ¥804,000 to ¥1,084,000 depending on grade level
- First-year costs include application fee (¥20,000), enrollment fee (¥60,000), and building fund (¥84,000)
- Sibling discounts of 20% for second child and 30% for third child provide meaningful savings for multi-child families
This pricing appeals to:
- Expatriate families on moderate relocation packages
- Japanese families seeking international education without premium pricing
- Self-funded families who want Cambridge credentials at reasonable cost
Families Valuing British Educational Pathways
TBIS specifically suits families who:
- Prefer IGCSE and A-Level qualifications over IB Diploma or American AP systems
- May be relocating to/from UK or Commonwealth countries where Cambridge qualifications are well-recognized
- Want alignment with British university application systems
- Value the structured subject specialization that A-Levels provide in upper secondary years
Language Requirements and Support
English Language Readiness
All instruction occurs in English, making language proficiency essential. TBIS works best for:
- Native English speakers or students with strong English fluency
- Multilingual families with at least one English-speaking parent for home support
- Students willing to develop English rapidly: The school provides language support for non-fluent learners, but students must be capable of acquiring academic English relatively quickly
The school also offers foreign language classes (Japanese, French, Chinese, Spanish, Hindi), benefiting students interested in maintaining heritage languages or developing additional language skills.
Cultural Integration Balance
With a roughly 55:45 split of international to local (Japanese) students, TBIS offers:
- Genuine international exposure without being dominated by any single expat community
- Opportunities for both expatriate and Japanese children to develop cross-cultural competencies
- An environment where being "different" is the norm
When TBIS May Not Be the Right Fit
Curriculum Preferences
Families should look elsewhere if they:
- Need IB Diploma program: TBIS offers Cambridge only; IB-bound students should consider other Tokyo schools
- Prefer American curriculum: No AP courses or US-style high school diploma available
- Want Japanese national curriculum: TBIS is not part of the Japanese education system
Special Educational Needs
Currently, TBIS lists specialized support programs as "Not Yet" available, including:
- No dedicated special education programs: Students requiring extensive learning support, therapy services, or modified curricula may not receive adequate resources
- No formal gifted and talented programs: Highly advanced students seeking specialized enrichment programs won't find structured offerings
- Limited counseling: While a school counselor is available, families needing comprehensive psychological or therapeutic services should investigate capacity
This makes TBIS less suitable for students with significant learning differences, physical disabilities requiring accommodation, or those needing highly differentiated instruction.
Facility and Activity Expectations
Families expecting extensive campus facilities should note:
- No on-campus swimming pool or large sports fields (school uses nearby parks)
- Competitive sports teams listed as "Not Yet": While sports clubs exist (soccer, basketball, karate, rugby), inter-school competition may be limited
- Smaller performing arts venues: Theater and arts programs exist but within a boutique-scale facility
Track Record and University Counseling
As a school founded in 2018, TBIS has limited history:
- No published university placement data: First graduating classes are only now emerging
- Unknown IGCSE/A-Level performance statistics: No public exam results available
- Developing university counseling: Comprehensive guidance offices typical of established schools may still be developing
Families prioritizing proven university placement track records to elite institutions may prefer schools with longer histories.
Parent Involvement Philosophy
TBIS materials emphasize that parents are "vital" partners in education. This collaborative approach may not suit families who:
- Prefer minimal school engagement beyond academics
- Have limited time for parent-teacher partnership due to demanding work schedules
- Want a more traditional "drop-off" educational model
The Bottom Line
TBIS is best for internationally-minded families seeking:
- Cambridge curriculum delivered in small, personalized classes
- Technology and creativity integration from early years through secondary
- Genuine multicultural community in eastern Tokyo
- More affordable international education compared to premium Tokyo schools (while still requiring significant investment)
- English-medium instruction with language support for developing speakers
TBIS is likely not the right choice for families needing:
- IB Diploma, American AP, or Japanese national curriculum
- Extensive special education or gifted programs
- Proven university placement track records
- Large campus facilities and competitive athletics
- Need-based financial aid or scholarships (only sibling discounts available)
The school's mission to "empower students to be smart and successful global citizens" with "creative minds" and "leadership, confidence, and compassion" resonates most with families who value innovation, cultural diversity, and British educational standards in an intimate school environment—and who can adapt to a relatively young institution still establishing its full identity and reputation.
Sources
- Tokyo Bay International School Admissions - Doris
- Tokyo Bay International School Profile - International Schools Database
- Tokyo Bay International School Overview - IndoJapanPulse
- Tokyo Bay International School - Education Destination Asia
- Tokyo Bay International School Overview - Doris
- Tokyo International Schools Discussion - EduCativ
About the School
- Established
- 2018
Frequently Asked Questions
What curriculum does Tokyo Bay International School teach?
Tokyo Bay International School offers A-Levels and IGCSE.
How much is annual tuition at Tokyo Bay International School?
Annual tuition at Tokyo Bay International School ranges from ¥804,000 to ¥1,084,000 (JPY), depending on the grade level.
What additional fees should I budget for at Tokyo Bay International School?
In addition to tuition, Tokyo Bay International School charges a registration fee of ¥20,000, deposit of ¥60,000.
When is the application deadline for Tokyo Bay International School?
The application deadline for Registration Deadline for April Entry is 2026-03-05.
Where is Tokyo Bay International School located?
Tokyo Bay International School is located in Tokyo, Japan.
How many students attend Tokyo Bay International School?
Tokyo Bay International School has approximately 250 students from 16+ nationalities.
Does Tokyo Bay International School have a school bus?
Yes, Tokyo Bay International School offers a school bus service. School bus service available. Routes and fares not publicly detailed.
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Last updated: May 1, 2026
Sources: the school's official website, accreditation bodies (e.g. IBO, CIS), and public records.