International School · Boarding School · Day School · Through School (K-12)

Rugby School Japan
Kashiwa, Japan
Last updated: Jun 26, 2026
Rugby School Japan (RSJ) is a premier British-style international day and boarding school located in Kashiwanoha, Kashiwa City, Chiba — approximately 30 minutes from central Tokyo. Opened in September 2023, it serves coeducational Years 7–13 (ages 11–18) following the UK national curriculum through IGCSE and A-Level. RSJ's guiding philosophy is 'The Whole Person, The Whole Point,' combining academic rigour with expansive co-curricular programmes in sport, music, drama, and debate within a traditional House system. Students from over 20 nationalities study together, supported by a bilingual pastoral team, EAL provision, and a purpose-built Garden Campus with world-class facilities including a 25m indoor pool, Black Box theatre, and sports pitches.
- Curriculum
- British National Curriculum / IGCSE / A-Level
- Annual Tuition
- ¥4,500,000 - ¥5,500,000(2026-2027)≈ $27,743 - $33,909
- Students
- ~230
- Nationalities
- 20+
Overview
Rugby School Japan is an international boarding UK National Curriculum, IGCSE, A-Levels school for ages 11–18 in Kashiwa, Japan. Founded in 2023, it has approximately 230 students from 20+ nationalities. The language of instruction is English. Ann...
At a Glance
Exceptional Oxbridge success — 3 out of 15 students (20%) received early Oxford/Cambridge offers in 2026 cohort, exceeding global acceptance rates
Highly selective admissions — Not fee-based admission; requires CAT4 testing, near-native English fluency, and demonstrated academic ability
Premium British boarding — ¥1.04M initial fees (enrollment + development) plus rigorous year-round rolling admissions with limited places per year
100% university progression — All graduates to date secured placements at Russell Group, Asian top-tier, or North American universities
Best for academically ambitious families — Seeking full British boarding with intensive co-curriculars; limited EAL support, English fluency required
Tuition & Fees
Annual Tuition
¥4,500,000 - ¥5,500,000(2026-2027)≈ $27,743 - $33,909
Application Fee
¥40,000≈ $247
Deposit
¥500,000≈ $3,083
Est. First Year Total
¥6,540,000≈ $40,320
Tuition by Grade
| Grade | Day | Weekly Boarding | Full Boarding | Application Fee | Deposit |
|---|---|---|---|---|---|
| Year 12 & Year 13 (A-Level) | ¥5,500,000≈ $33,909Tuition ¥5,500,000≈ $33,909 + Meals: billed separately | ¥8,400,000≈ $51,788Tuition ¥5,500,000≈ $33,909 + Boarding ¥2,900,000≈ $17,879 + Meals: billed separately | ¥8,700,000≈ $53,637Tuition ¥5,500,000≈ $33,909 + Boarding ¥3,200,000≈ $19,729 + Meals: billed separately | ¥40,000≈ $247 | - |
| Year 7 | ¥4,500,000≈ $27,743Tuition ¥4,500,000≈ $27,743 + Meals: billed separately | ¥7,400,000≈ $45,623Tuition ¥4,500,000≈ $27,743 + Boarding ¥2,900,000≈ $17,879 + Meals: billed separately | ¥7,700,000≈ $47,472Tuition ¥4,500,000≈ $27,743 + Boarding ¥3,200,000≈ $19,729 + Meals: billed separately | ¥40,000≈ $247 | - |
| Year 8 & Year 9 | ¥4,750,000≈ $29,285Tuition ¥4,750,000≈ $29,285 + Meals: billed separately | ¥7,650,000≈ $47,164Tuition ¥4,750,000≈ $29,285 + Boarding ¥2,900,000≈ $17,879 + Meals: billed separately | ¥7,950,000≈ $49,013Tuition ¥4,750,000≈ $29,285 + Boarding ¥3,200,000≈ $19,729 + Meals: billed separately | ¥40,000≈ $247 | - |
| Year 10 & Year 11 (IGCSE) | ¥5,300,000≈ $32,676Tuition ¥5,300,000≈ $32,676 + Meals: billed separately | ¥8,200,000≈ $50,555Tuition ¥5,300,000≈ $32,676 + Boarding ¥2,900,000≈ $17,879 + Meals: billed separately | ¥8,500,000≈ $52,404Tuition ¥5,300,000≈ $32,676 + Boarding ¥3,200,000≈ $19,729 + Meals: billed separately | ¥40,000≈ $247 | - |
Annual estimate per attendance mode (tuition + boarding + meals). One-time fees (application, enrolment, deposit) are charged separately.
Additional Fees
Enrolment Fee
¥500,000≈ $3,083
Approximate values based on ECB reference rates (Jul 6 – 10, 2026). Actual amounts may vary.
Scholarships & Financial Aid
5Academic Scholarship
Merit-BasedExpressive & Visual Arts Scholarship
ArtsPerforming Arts Scholarship
ArtsSports Scholarship
SportsAll-Rounder Scholarship
LeadershipCurriculum & Academics
Languages of Instruction
Languages of Instruction
Compulsory / Optional
Subjects Offered
27 subjectsA-Levels(11)
IGCSE(16)
Accreditations & Memberships
2 accreditationsOutcomes & Results
100%
Graduation rate
100%
University acceptance
University Destinations
Admissions
Admissions Overview
RSJ admits pupils into Years 7–12 on a rolling, year-round basis (Year 13 entry is not normally offered). Applications require an online form with a ¥40,000 non-refundable application fee and a confidential school reference. All applicants sit the GL CAT4 cognitive ability test and an Oxford English placement test; Year 12 applicants additionally sit 30-minute A-Level trial papers in English, Mathematics, and three chosen subjects. Every candidate is interviewed by Senior Leadership or Department Heads. Places are strictly limited and a waitlist is operated once a year group is full. Offers are typically communicated within 1–2 weeks of assessment. Early application is strongly encouraged.
Requirements
Year 12 (Sixth Form Entry)
English Requirement: Advanced English
Interview Required (In-person)
Application Fee: 40,000
Year 10–11 (IGCSE)
English Requirement: Advanced English
Interview Required (In-person)
Application Fee: 40,000
Key Dates
First term of the 2025–2026 academic year begins in late August 2025, following the UK 3-term model.
School Life
- Term system
- 3-term
- Uniform
- Required
- Lunch
- School dining hall with buffet-style meals includi
Support & Wellbeing
Co-curricular Activities
28 activitiesTeam Sports(3)
Grades: Secondary
Individual Sports(2)
Grades: Secondary
Music(5)
Grades: Secondary
Drama & Theatre(1)
Grades: Secondary
Academic Clubs(3)
Grades: Secondary
STEM(1)
Grades: Secondary
Languages & Culture(1)
Grades: Secondary
Service & Leadership(2)
Grades: Secondary
School-specific(10)
Grades: Secondary
Facilities
32 facilitiesSports & Athletics(7)
Academic Facilities(4)
Arts & Performance(3)
Outdoor Spaces(1)
Residential / Boarding(1)
Dining(1)
Wellbeing(1)
School-specific(14)
Location & Access
Getting There
Kashiwanoha-campus Station (Tsukuba Express)
Garden Campus, Rugby School Japan
5 min walk
Public Transport
Students commute via Tsukuba Express (TX) to Kashiwanoha-campus Station, approximately 5 minutes' walk from school. From central Tokyo (Akihabara): ~30 minutes. No proprietary school bus service operates.
Coverage Areas: Tokyo, Saitama, Chiba via Tsukuba Express line
Campuses
Main Campus
Garden Campus, Rugby School Japan
6-2-5 Kashiwanoha, Kashiwa City, Chiba 277-0882, Japan
Schoozy Insights
The Whole Person, The Whole Point: RSJ's Holistic Educational Philosophy
Rugby School Japan transplants 450 years of British whole-person education to Kashiwa, combining IGCSE/A-Level rigour with sport, arts, and pastoral House care.
Read More
The Whole Person, The Whole Point
Rugby School Japan's guiding philosophy is captured in five words: The Whole Person, The Whole Point. This is not marketing copy — it is the distilled expression of over 450 years of educational tradition at Rugby School UK, the institution that also gave the world the sport of rugby football and inspired Thomas Hughes' Tom Brown's School Days.
When RSJ opened in September 2023, it brought this philosophy intact to the Kashiwanoha Smart City campus in Chiba Prefecture. The founding premise is that developing a young person's intellect alone is insufficient preparation for a complex, interconnected world. Academic excellence — delivered through the rigorous UK National Curriculum, IGCSE, and A-Level programmes — is treated as a necessary but not sufficient condition for a flourishing life.
The Three Pillars
RSJ structures its philosophy around three interlocking pillars:
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Academic Rigour & Creative Pedagogy: Small class sizes and enquiry-based teaching allow teachers to push students intellectually while cultivating genuine curiosity. The British curriculum's breadth — from sciences and mathematics to humanities, languages, and the arts — ensures no dimension of the mind is left untouched.
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Co-Curricular Enrichment: Music ensembles, drama productions, competitive sports teams, debating competitions, investment clubs, coding societies, and ecological projects all form part of the compulsory fabric of school life, not optional extras. RSJ explicitly positions these activities as central to character formation.
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Pastoral Care through the House System: Every student belongs to a House of approximately 60 pupils, led by a Housemaster or Housemistress and a tutor team. The House is simultaneously a competitive unit (houses compete in sport and culture), a social community, and a welfare structure. Designated Safeguarding Leads and a bilingual pastoral team ensure that students' mental and physical wellbeing is monitored continuously.
Educating Global Citizens
RSJ's vision extends beyond personal development to civic responsibility. The school aims to produce 'grounded and authentic people' who will 'positively shape the future locally and globally.' This is reflected in the student body itself: over 20 nationalities study together on a single campus, navigating cultural difference daily — perhaps the most direct preparation possible for leadership in a globalised world.
The school's quick receipt of COBIS Beacon Status for Student Welfare in 2024 — awarded to only 25 schools worldwide — demonstrates that this philosophical commitment to wellbeing is not aspirational but operational.
From Rugby, England to Kashiwanoha: How RSJ Came to Japan
A 2019 partnership between Rugby School UK, CEA Group, Mitsui Fudosan, and Chiba University brought Japan's first British public-school affiliate to a smart city campus in 2023.
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From Rugby, England to Kashiwanoha
Rugby School in Warwickshire, England, was founded in 1567. For four and a half centuries it has occupied a singular place in the history of British education — not only as one of the original nine 'great schools' examined by the 1864 Clarendon Commission, but as the birthplace of rugby football, the sport that a pupil named William Webb Ellis is said to have invented by picking up the ball and running with it in 1823.
The school's international expansion programme, led by Rugby School International Limited (RSIL), identified Japan as a strategic market for a full-curriculum affiliate campus. The opportunity crystallised around 2019 when RSIL entered a tripartite partnership with CEA Group (a Japan-based international school operator), Mitsui Fudosan (one of Japan's largest property developers), and Chiba University (a national research university).
The Kashiwanoha Site
The chosen location was the former Chiba University horticultural research campus in Kashiwanoha, a planned 'smart city' district in Kashiwa City, Chiba Prefecture. Kashiwanoha is a deliberate experiment in urban innovation: it hosts the University of Tokyo's Institute of Industrial Science, Chiba University, and a cluster of technology and life-science companies — an environment well suited to an academically ambitious school.
The site covers approximately 48,527 square metres of ground area (28,005 square metres of floor space), carefully designed to preserve some 300 existing mature trees from the former horticultural campus. The architectural brief called for a design evoking Rugby School UK's iconic quad-and-clocktower aesthetic while meeting contemporary Japanese building standards and sustainability requirements.
Opening and Early Recognition
RSJ opened on 4 September 2023 with an initial cohort — the first British public-school affiliate ever to operate in Japan. The school was formally licensed by the Chiba Prefectural Governor as a private school corporation (学校法人Rugby School Japan).
Recognition came quickly. In January 2024, Carfax Education's The Schools Index named RSJ one of the world's Top 25 Private Schools to Watch — the only school in East Asia to receive the designation. Later in 2024, RSJ achieved full COBIS (Council of British International Schools) accreditation and the elite COBIS Beacon School Status for Student Welfare, an honour held by only 25 schools globally at the time of award.
By November 2024, enrolment stood at 230 students from 20 nationalities, with the campus designed to grow to a full complement of 780 students.
Garden Campus: World-Class Facilities in a Smart City
RSJ's single Garden Campus in Kashiwanoha blends Rugby School UK's heritage architecture with cutting-edge academic, arts, and sports facilities across 48,500 sq m.
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Garden Campus: Facilities and Atmosphere
RSJ's Garden Campus occupies the entire former Chiba University horticultural research site — approximately 48,527 square metres of grounds — in the Kashiwanoha Smart City development, roughly 30 minutes from central Tokyo on the Tsukuba Express line.
Design Philosophy
The architects were briefed to create a campus that would feel unmistakably connected to Rugby School UK's heritage — the quadrangles, clocktowers, and red-brick formality — while being contemporary, sustainable, and appropriate to the Japanese climate. The result blends these influences with the retention of approximately 300 mature trees from the horticultural campus, giving the grounds an unusual green density for a suburban Japanese school. Rooftop gardens, a principal's garden, and twelve distinctive buildings complete the ensemble.
Academic Spaces
At the academic core are purpose-built science laboratories, design and technology workshops (equipped with 3D printers, wood and metal fabrication tools), a dedicated library, a sixth-form study centre, and standard classrooms sized for the small cohorts RSJ favours. A lecture theatre and debate chamber support the school's strong emphasis on public speaking and intellectual discourse.
Arts and Performance
The performing arts provision is exceptional for a school of RSJ's current size. A Black Box Theatre — flexible, professional-quality — serves drama productions and public events. A large dance studio with a Harlequin sprung floor supports the dance programme. Visual art studios and a gallery provide exhibition space for student work. Music recording studios round out the creative technology offer.
Sport and Recreation
Sports facilities include a 25-metre indoor swimming pool, a full-size rugby pitch, a full-size soccer/football pitch, athletics track markings, four outdoor tennis courts, multipurpose hard courts for basketball and netball, and a full-size indoor gymnasium. These facilities position RSJ competitively against long-established international schools in the Greater Tokyo area.
Boarding and Community Spaces
Purpose-built boarding houses opened in 2023, designed to accommodate weekly boarders (Monday to Saturday morning) and full 7-day boarders. Each house has a common room, laundry, and House garden. A large dining hall serves all pupils — boarders receive all meals, while day pupils are provided lunch. A medical centre (school nurse's office) operates on campus.
Getting There
Kashiwanoha-campus Station on the Tsukuba Express is approximately five minutes' walk from the school gates. From Akihabara Station in central Tokyo, the journey takes roughly 30 minutes. There is no proprietary school bus; students rely on the Tsukuba Express and connecting JR services.
Selective, English-Medium Admissions with a Whole-Person Assessment
RSJ uses a rolling admissions process combining CAT4 cognitive tests, Oxford English placement, subject trials (Year 12), and a leadership interview — places are strictly limited.
Read More
Admissions Culture at Rugby School Japan
RSJ occupies an interesting position in the Tokyo-area international school market: it is genuinely selective — 'places within each year group will be strictly limited' — yet it admits students year-round rather than through a single annual intake. This rolling approach reflects pragmatic demand management for a school that opened in 2023 and is growing toward its capacity of 780 students.
Who May Apply
RSJ admits pupils into Years 7 through 12 (ages 11–17). Year 13 entry is not normally offered, as the A-Level programme is a two-year course. Most year groups are open, though Years 11 and 13 are treated as exceptional cases.
The Application Journey
Step 1 — Online Application: Families submit an online application form accompanied by a non-refundable ¥40,000 application fee and a confidential school reference (teacher questionnaire) from the applicant's current school.
Step 2 — Assessment: All applicants sit two standardised tests:
- GL Assessment CAT4 (Cognitive Abilities Test, 4th edition): a widely-used cognitive reasoning battery assessing verbal, quantitative, non-verbal, and spatial reasoning.
- Oxford English Placement Test: determines whether a student can access the English-medium curriculum and whether additional EAL support will be needed.
Year 12 applicants additionally sit four 30-minute A-Level trial papers — one in English, one in Mathematics, and two in their chosen A-Level subjects — to demonstrate subject-level readiness.
Step 3 — Interview: Every candidate is interviewed by a member of the Senior Leadership Team or a Head of Department. The interview is conducted in English and assesses communication skills, intellectual curiosity, and personal qualities aligned with RSJ's whole-person ethos.
Step 4 — Decision: Offers are typically communicated within one to two weeks of the assessment day.
English Proficiency
Because all instruction is delivered in English, a working level of English is a prerequisite. The Oxford placement test both screens for this and determines where additional EAL support is needed — RSJ's EAL programme is integrated, not a separate institution, so students with developing English can be accommodated with appropriate support.
Selectivity and Waiting Lists
RSJ describes its admissions as competitive and advises early application. Once a year group reaches capacity, applicants are placed on a formal waiting list. Given that the school was only at 230 students (from a capacity of 780) as of late 2024, waiting lists are most likely to affect the most popular year groups rather than the school as a whole.
Fees at Admission
Beyond the ¥40,000 application fee, accepted families pay a ¥500,000 enrollment fee (one-time, on acceptance) and a ¥500,000 school development fee (one-time capital contribution). Annual tuition ranges from ¥4,500,000 (Year 7) to ¥5,500,000 (Years 12–13), with an additional annual facility maintenance fee of ¥500,000.
The House System: RSJ's Architecture of Belonging
Every RSJ pupil belongs to a House of ~60 students led by a Housemaster and tutor team, providing round-the-clock pastoral care, community identity, and competitive spirit.
Read More
The House System: RSJ's Architecture of Belonging
At the heart of Rugby School Japan's pastoral model is the House system — an institution that has defined British boarding school culture for centuries and that RSJ has transplanted to Japan in its entirety.
What a House Is
Each House at RSJ is a community of approximately 60 pupils drawn from across all year groups (Years 7–13). Houses are mixed-age by design: a Year 7 student lives, eats, and competes alongside a Year 13 student. This vertical integration is deliberate — older students mentor younger ones, cross-year friendships form naturally, and a sense of belonging to something larger than a classroom cohort develops over time.
Every House is led by a Housemaster or Housemistress supported by a team of House tutors. These adults are not administrators; they are the primary pastoral relationship for every child in their house. They monitor academic progress, emotional wellbeing, social integration, and physical health. They are the first point of contact for parents and the school's front line in safeguarding.
Boarding and Day Pupils Together
Uniquely for Japan, RSJ offers three modes of attendance: day (commuting daily), weekly boarding (residing Monday through Saturday morning, returning home for weekends), and full 7-day boarding. All three cohorts belong to Houses, meaning that even day pupils experience the full House culture through meals, evening activities, and House competitions.
This integration of day and boarding pupils within a single House structure is one of RSJ's most distinctive features in the Japanese market, where the sharp divide between day schools and boarding schools is the norm.
Safeguarding and Wellbeing
RSJ operates a comprehensive safeguarding framework guided by UK practice. Designated Safeguarding Leads (DSLs) are embedded in the pastoral team, and the school's bilingual pastoral staff ensures that language is never a barrier to a student seeking help. The school's achievement of COBIS Beacon Status for Student Welfare in 2024 — awarded to only 25 schools worldwide — is the most concrete external validation of this commitment.
An on-campus medical centre staffed by a school nurse provides immediate health care. Counselling support is available. The anti-bullying framework follows UK best practice standards reviewed by COBIS inspectors.
About the School
- Established
- 2023
Mission
At Rugby School Japan the Whole Person is the Whole Point.
Educational philosophy
RSJ's educational philosophy is rooted in Rugby School UK's 450-year tradition of whole-person education. The school holds that academic excellence alone is insufficient; students must also develop physically, emotionally, and ethically. This is expressed through the motto 'The Whole Person, The Whole Point,' which drives a curriculum combining IGCSE and A-Level rigour with a rich co-curricular life in sport, arts, music, and debate. The House system ensures every pupil has close mentoring relationships with adults, while the bilingual pastoral team and EAL support make the school genuinely inclusive for international and Japanese families alike.
Core values
Integrity, Excellence, Citizenship, Leadership, Resilience
History
Rugby School Japan traces its origins to a partnership between Rugby School UK (founded 1567) and the international school operator CEA Group. The concept was formalised around 2019, with site acquisition in Kashiwa-no-ha Smart City confirmed in summer 2021. In January 2022, Tony Darby — a 14-year veteran of Rugby School UK — was appointed Founding Principal. The school opened its doors in September 2023, becoming the first British independent boarding school in the Tokyo metropolitan area, with Mitsui Fudosan and Chiba University as key local partners and Chiba Prefecture Governor approval secured. At opening the school aimed for an eventual capacity of 780 students; by late 2024 enrolment stood at approximately 230 students from 20 nationalities. In November 2024 RSJ received COBIS Beacon School Status for student welfare, and in 2023 it was named in Carfax Education's global list of Top 25 Notable Private Schools.
Frequently Asked Questions
What curriculum does Rugby School Japan teach?
Rugby School Japan offers UK National Curriculum, IGCSE and A-Levels.
How much is annual tuition at Rugby School Japan?
Annual tuition at Rugby School Japan ranges from ¥4,500,000 to ¥5,500,000 (JPY), depending on the grade level.
What additional fees should I budget for at Rugby School Japan?
In addition to tuition, Rugby School Japan charges a registration fee of ¥40,000, deposit of ¥500,000.
What are the admission requirements for Rugby School Japan?
RSJ admits pupils into Years 7–12 on a rolling, year-round basis (Year 13 entry is not normally offered). Applications require an online form with a ¥40,000 non-refundable application fee and a confidential school reference. All applicants sit the GL CAT4 cognitive ability test and an Oxford English placement test; Year 12 applicants additionally sit 30-minute A-Level trial papers in English, Mathematics, and three chosen subjects. Every candidate is interviewed by Senior Leadership or Department Heads. Places are strictly limited and a waitlist is operated once a year group is full. Offers are typically communicated within 1–2 weeks of assessment. Early application is strongly encouraged.
Where is Rugby School Japan located?
Rugby School Japan is located in Kashiwa, Japan.
What ages does Rugby School Japan accept?
Rugby School Japan accepts students from age 11 to 18.
How many students attend Rugby School Japan?
Rugby School Japan has approximately 230 students from 20+ nationalities.
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Last updated: Jun 26, 2026
Sources: the school's official website, accreditation bodies (e.g. IBO, CIS), and public records.