Hosei University Kokusai High School

A Multi-Track System for Different Learner Profiles

Hosei University Kokusai High School employs one of the most differentiated admissions systems among Japanese private high schools, offering five distinct entry routes that reflect the school's dual mission: serving academically strong local students and internationally-experienced returnees.

Category A – Document Screening (210 seats)

The largest track accepts first-choice applicants based solely on middle school transcripts and an essay form — no entrance exam. In practice, effectively all qualified applicants are admitted (245 applied in 2025, all were accepted). This pathway strongly favours students who commit early and exclusively to Kokusai High.

Category B – Academic Exam (50 seats)

The most competitive route, requiring a three-hour written test in Japanese, English, and Mathematics (100 points each). In 2025, 509 applicants competed for 50 seats with only 139 admitted — a demanding 3.4:1 ratio at the point of exam. This route attracts high-achieving students from across the Kanto region.

Category C – Critical Thinking Test (~10 seats)

Designed for students with strong logical reasoning and a minimum English qualification (Eiken Pre-2 or TOEFL iBT 40), this track uses a Japanese essay focusing on analytical thought rather than memorisation. With only about 15 passing out of 64 in 2025, it is the most exclusive route per seat.

Category D – Returnee / Overseas Exam (~10 Global + 20 IB seats)

Tailored for students with overseas experience (minimum one year abroad or currently enrolled in an international school), this route evaluates Japanese composition, English essay (waived with Eiken 2A/TOEFL 61+), basic maths, and a Japanese-language interview. Two rounds are offered for the Global course (December and February), while IB returnees sit only in December.

Category E – IB Self-Recommendation (20 seats shared with D)

The most IB-specific gateway: applicants must hold intermediate English qualifications (Eiken Grade 2/TOEFL iBT 57+) and sit a Japanese essay, English essay, maths aptitude test, and — uniquely — an English interview. This is the primary route for domestic students with strong bilingual skills targeting the IB Diploma.

Strategic Implications for Families

The structure rewards different strengths. Families who are certain about their first-choice should consider Category A for its near-guaranteed outcome. High-performing students confident in all three core subjects should target Category B. Returnee families benefit from the dedicated D track's flexibility, while bilingual students motivated by the IB have a clear path via Category E. All tracks maintain a waitlist (補欠) system, providing a secondary opportunity for borderline candidates.

A Unique Dual-Track University Pathway

One of Kokusai High's most defining academic features is its formal affiliation with Hosei University — one of Japan's premier private universities (MARCH group). This relationship creates a structured, low-risk pathway to tertiary education that distinguishes the school from most other high schools.

The Affiliated Recommendation System

Students who maintain the minimum academic standard throughout their three years are eligible for guaranteed recommendation to Hosei University's undergraduate faculties. Historical data shows internal advancement rates of 81.7% (2021 cohort) and 76.1% (2022 cohort), with the school targeting approximately 80% per year. This is extraordinarily high by Japanese standards and eliminates a significant source of university-entrance anxiety for many families.

Concurrent University Applications

A particularly notable feature is that students can retain their Hosei recommendation entitlement while simultaneously applying to other universities through the 'concurrent application' (併願受験) system. Approximately 50–60 students per cohort exercise this option, applying to top-tier institutions such as Keio, Sophia, Waseda, ICU, and national universities (Osaka, Tokyo Tech, Tsukuba) — with their Hosei safety net intact. This creates an exceptionally risk-tolerant environment for academic ambition.

International University Destinations

The IB Diploma Programme has significantly expanded the school's international reach. Recent graduates have been accepted by:

• Canada: University of Toronto, University of British Columbia
• Australia: University of Sydney, UNSW, Monash, RMIT Melbourne
• Europe: University of Glasgow, University of Nottingham, Vrije Universiteit Amsterdam, Maastricht University, University of Stockholm, University of Melbourne
• South Korea: Yonsei University (3 students, 2021), Sungkyunkwan University (2), Korea University

IB Diploma Success

All students in the first two IB cohorts (2020 and 2021) earned the full IB Diploma — a 100% pass rate that speaks to the rigour of the school's bilingual DP preparation. The program admits only 20 students per year, enabling intensive individual attention.

Career Guidance Structure

The school operates a systematic three-year career guidance programme: Year 1 focuses on self-discovery, Year 2 on university research and planning (including Hosei information sessions), and Year 3 on entrance exam preparation and final decisions. Alumni career forums give younger students direct access to graduate experience.

A Philosophy Built Around Intellectual Freedom

At the heart of Hosei University Kokusai High School lies a distinctly liberal educational philosophy — one that stands apart from Japan's traditionally exam-focused high school culture. The school's mission is to cultivate '21st-century global citizens who learn, think, and act independently and connect with a diverse range of others.'

The Four Core Capacities

The school articulates its educational goals through four specific abilities it seeks to develop in every student:

1. 楽しむ能力 (The ability to enjoy) — Finding intrinsic motivation and joy in learning
2. 挑む力 (The courage to challenge) — Embracing difficulty and taking intellectual risks
3. 寛容な心 (A tolerant heart) — Developing empathy and openness to diverse perspectives
4. 疑う力 (The power to doubt) — Critical thinking, questioning assumptions, and independent analysis

These four pillars form the scaffolding for the school's broader goal: developing students who think and act freely as 'Earth citizens' (地球市民).

Active Learning in Practice

The philosophy translates directly into pedagogy. Rather than lecture-based instruction, the school emphasises active learning, group projects, critical discussions, and student-led research. A signature element is the year-long graduation research project, where students pursue sustained independent inquiry. The project-based learning programme 'PASS' connects students with real-world societal problems, while dedicated curriculum subjects — 'Earth Citizens I and II' — explore global issues directly.

Bilingual and International Dimensions

The IB Diploma Programme's bilingual delivery (English and Japanese) is itself a philosophical statement: the school believes genuine global citizenship requires proficiency in multiple languages and cultural frameworks, not just English-medium instruction. The curriculum intentionally excludes students whose only language is English, ensuring a truly bilingual student community.

University Leadership Recognition

Hosei University's president has publicly noted that Kokusai students demonstrate exceptional capacity for independent inquiry, teamwork, and self-reflection — citing them as exemplars of the university's own educational values of 'freedom and progress' (自由と進歩). This alignment between the high school's philosophy and the parent university's ethos creates a coherent educational journey from secondary to tertiary level.

A Community Defined by Student Agency

Kokusai High's community culture is characterised by an unusually high degree of student ownership. Rather than top-down organisation, students are expected — and empowered — to run their own activities, events, and governance structures.

Club Participation: 80% Membership

Approximately 80% of students belong to at least one club, a participation rate that reflects strong engagement with school life beyond academics. Clubs are formally structured under the student council, cultural federation, and sports federation — all democratically operated. Club meeting times are deliberately kept concise so students can manage academic and extracurricular commitments in balance.

Sports Clubs include: Soccer, basketball, volleyball, soft tennis, track & field, softball, dance, aikido, badminton, and cheerleading.

Cultural Clubs include: Tea ceremony (茶道), brass band, manga/publication club, gospel choir, string ensemble, flower arrangement, home economics, light music (band), fine arts, English club, and broadcasting.

Major Annual Events

Two flagship events define the school year:

• Orange Festival (オレンジ祭): The school's culture festival, entirely planned and executed by student committees. Named for the school's colours, it serves as a showcase of student creative and organisational talent.
• Sports Festival (体育祭): A competitive and community-building athletic event also run by students.

Both events are intentionally student-run, with no teacher-directed oversight — a deliberate pedagogical choice consistent with the school's philosophy of developing 'the courage to challenge' and leadership through real responsibility.

International Exchange

The school's 'Kokusai' identity extends beyond curriculum to experiential programming. Recent activities have included:

• A Sweden training trip (研修)
• A Taiwan study programme
• Annual overseas study-abroad information sessions

Students report that these experiences, combined with the bilingual IB curriculum, provide genuine cross-cultural communication practice that shapes their worldview.

Parent and Alumni Engagement

A voluntary PTA (annual fee: ¥10,000) supports school activities and maintains a scholarship fund for students who encounter financial hardship after enrollment. An alumni association maintains traditions from the former Girls' High School era while welcoming the growing cohort of co-educational graduates.

A Bilingual IB Programme Designed for Japanese-English Bilinguals

While many IB World Schools in Japan offer English-medium instruction, Hosei University Kokusai High School operates a distinctly different model: a dual-language IB Diploma Programme delivered in both English and Japanese, targeted specifically at bilingual students rather than native English speakers.

Who the Programme Serves

The school explicitly states that students whose only first language is English are ineligible for the IB Diploma at Kokusai High. This is not a limitation but a deliberate design choice: the programme is built around students who are functionally bilingual in Japanese and English — primarily returnees, overseas students, and high-achieving domestic students who have developed English skills through intensive study.

IB applicants must meet minimum English standards (Eiken Grade 2 / TOEFL iBT 57 minimum for Category E; Eiken 2A / TOEFL 61 for Category D returnees), but must also demonstrate strong Japanese language competency through written essays and (for D track) a Japanese-language interview.

Programme Structure

The IB DP begins in Grade 11 (age 16) and runs for two years. The cohort is intentionally small — 20 students per year — enabling intensive teacher-student engagement. Group 1 (Language A) subjects are taken in Japanese, while many Group 3-6 subjects are delivered in English or bilingually. The Extended Essay and Theory of Knowledge are supported in both languages.

IB Results and 100% Pass Rate

All students in the inaugural 2020 cohort and the 2021 cohort earned the full IB Diploma — a 100% pass rate in the early years of the programme. While score averages are not publicly disclosed, this clean diploma attainment record demonstrates strong preparation and support systems.

Connection to University Outcomes

The bilingual DP creates a pathway unavailable to students at purely English-medium international schools: graduates can simultaneously apply to Japanese universities (including Hosei via the affiliated recommendation) AND to overseas universities that accept IB scores. Recent graduates have leveraged their bilingual diplomas to gain admission to universities in Canada, Australia, the UK, Korea, and the Netherlands — while others used the same credential for Hosei or top Japanese national universities.

Why This Matters

For families of Japanese returnees or students with international experience who want the credibility of an internationally recognised qualification without abandoning Japanese university options, Kokusai High's bilingual IB model represents an unusually flexible and well-supported pathway.

Admissions Overview

Hosei University Kokusai High School operates a multi-track admissions system designed to attract diverse student profiles across its two programs: the Global Exploration Course (グローバル探究コース) and the IB Diploma Course (国際バカロレアコース). The school offers five distinct admission categories (A through E), each with unique requirements, timelines, and selectivity levels.

All applications are submitted online, followed by mailing required documents. Applicants must be on track to graduate from junior high school by March of the entering year.

Five Admission Tracks Explained

Category A: Document Screening (Global Course Only)

• Capacity: 210 seats
• Selectivity: Effectively guaranteed admission (100% acceptance rate in 2025: 245/245 applicants admitted)
• Requirements: Reserved exclusively for first-choice applicants; no concurrent applications to other schools allowed
• Selection Method: Based solely on middle school transcripts and a school-provided essay form
• No examination or interview required
• Timeline (2026): Application Jan 24-30 (varying by prefecture), results Feb 12

This track represents the school's commitment to students who demonstrate clear first-choice commitment, essentially functioning as a guaranteed admission pathway for qualified applicants.

Category B: Academic Examination (Global Course)

• Capacity: 50 seats
• Selectivity: Highly competitive (3.4:1 ratio in 2025: 509 applicants, 474 test-takers, 139 admitted)
• Selection Method: Three-hour written examination covering:
  • Japanese (100 points)
  • English (100 points)
  • Mathematics (100 points)
• Decisions combine test scores with school transcripts
• Timeline (2026): Application Jan 24-Feb 3, exam Feb 12, results Feb 13
• Waiting list maintained for oversubscribed cases

This is the most competitive admission route, attracting students who may be applying to multiple schools and seeking entry based on academic merit.

Category C: Thinking Skills Examination (Global Course)

• Capacity: Approximately 10 seats
• Selectivity: Moderately competitive (4.3:1 ratio in 2025: 64 test-takers, 15 admitted)
• Requirements: Minimum English proficiency of Eiken Pre-2 or TOEFL iBT 40
• Selection Method: Japanese essay test emphasizing logical thinking, plus school transcripts
• Timeline (2026): Application Feb 2-18, exam Feb 22, results Feb 25
• Designed for academically strong students with solid English vocabulary skills

Category D: Returnee/Overseas Examination (Global or IB)

• Capacity: ~10 seats (Global), 20 seats shared with E (IB)
• Eligibility: Students who lived abroad ≥1 year or currently studying at overseas/international schools
• Selection Components:
  • Japanese essay
  • English essay (waived with high scores: Eiken 2A+, TOEFL iBT ≥61, IELTS 5.5+)
  • Basic mathematics problem-solving test
  • Japanese interview (for Global track)
  • School records review

Global Course D offers two rounds:

• Round I: Application Nov 17-26, exam Dec 2, results Dec 4
• Round II: Application Jan 16-23, exam Feb 3, results Feb 5

IB Course D (December only):

• Application Nov 17-26, exam Dec 2, results Dec 4
• Japanese essay and math test (English essay waived with qualifying scores)

2025 Results: Global D-I had 1.8:1 ratio (38 applicants, 21 admitted); IB D had 1.4:1 ratio (13 applicants, 9 admitted)

Category E: IB Self-Recommendation

• Capacity: 20 seats (shared with IB D)
• Eligibility: Students born on/before April 1, 2011, specifically pursuing IB Diploma
• English Requirements: Minimum Eiken 2, TOEFL iBT 57, or equivalent (lower threshold than returnee track)
• Selection Components:
  • Japanese essay
  • English essay
  • Mathematics aptitude test
  • English interview
• Higher English scores exempt applicants from essay and interview
• Timeline (2026): Application Jan 14-20, exam Jan 24, results Jan 27
• Important Restriction: Students whose only native language is English cannot obtain the IB Diploma through this program (bilingual Japanese-English proficiency required)
• 2025 Results: 2:1 ratio (28 applicants, 14 admitted)

Application Requirements

Required Documents (All Tracks)

• Online application with uploaded photo
• Sealed school transcript (調査書) covering final two years of junior high school
• Track-specific forms:
  • Category A: School-supplied essay form
  • Categories D & E: Self-PR card
  • Categories D & E: Proof of English test scores
  • Category D: Overseas residence certificate (for international applicants)

All documents must be mailed after online submission.

Selectivity Analysis

Acceptance Rates by Track (2025 Data)

The data reveals a strategic admissions design: Track A serves as a loyalty-reward mechanism for committed students, while Track B functions as the competitive merit gateway. The returnee and IB tracks maintain moderate selectivity, reflecting the specialized nature of these programs.

Language Proficiency Standards

Japanese Requirements

All applicants must demonstrate junior-high-level Japanese proficiency, as the curriculum includes mandatory Japanese subjects and essay examinations. The school explicitly prohibits English-only native speakers from the IB program, emphasizing the bilingual nature of instruction.

English Requirements by Track

Track C (Thinking):

• Minimum: Eiken Pre-2 or TOEFL iBT 40

Track D (Returnee/Overseas):

• High proficiency: Eiken 2A+, TOEFL iBT ≥61, IELTS 5.5+
• Qualifies for English essay waiver

Track E (IB Self-Recommendation):

• Standard: Eiken 2, TOEFL iBT 57, IELTS 5.0
• Higher scores waive essay/interview

Interview Process

• No interview: Tracks A, B, C
• Japanese interview: Track D (Global returnee)
• English interview: Track E (IB self-recommendation)

Interviews assess language proficiency and motivation for the respective programs.

Waiting Lists and Deferrals

The school maintains waiting lists (補欠合格) for Tracks B, C, and E when demand exceeds capacity. Historical data shows supplementary admissions occur after initial enrollment deadlines when admitted students decline offers.

Strategic Considerations for Applicants

For Committed First-Choice Students

Track A provides the clearest path with minimal stress, ideal for families certain about Kokusai High and comfortable with the Global Exploration program.

For Academically Competitive Students

Track B offers merit-based entry but requires strong performance across three subjects. Preparation should emphasize balanced academic achievement rather than specialization.

For Returnees and International Students

Track D (December round) allows early decision and dual consideration for both Global and IB programs. Strong English credentials can streamline the application by waiving essay requirements.

For Aspiring IB Students

Track E provides earlier results (January) than the general academic track, beneficial for university planning. However, applicants must demonstrate commitment to the bilingual IB curriculum and possess adequate Japanese proficiency.

Unique Aspects of Kokusai Admissions

Dual Program Consideration: IB applicants can request simultaneous evaluation for the Global program as a backup (first choice IB, second choice Global), though acceptance to IB precludes later transfer to Global.

Geographic Considerations: Category A application deadlines vary by prefecture, with Kanagawa, Tokyo, and Chiba residents having slightly extended windows compared to other regions.

Quarter System Alignment: The school operates on a four-quarter system, facilitating international exchange and study abroad—a factor reflected in the returnee-friendly admission structure.

Financial Commitment Upon Acceptance

Admitted students must complete enrollment procedures including:

• Initial entrance fee payment (¥330,000)
• First-year tuition and fees (¥895,000)
• Total first-year cost: approximately ¥1,225,000

Payment deadlines are strict, typically within days of admission notification.

Conclusion

Hosei University Kokusai High School's admissions architecture reflects its mission to build a diverse student community spanning domestic achievers, returnees, and internationally-minded learners. The five-track system allows students to select the pathway best matching their profile, from guaranteed first-choice admission to competitive merit-based entry to specialized bilingual programs. Understanding each track's requirements, selectivity, and strategic advantages is essential for families navigating this complex but well-structured admissions landscape.

Overview

Hosei University Kokusai High School demonstrates exceptional university placement outcomes, leveraging both its affiliated university pathway and strong academic preparation for competitive external admissions. Approximately 80% of graduates matriculate to Hosei University through the internal recommendation system, while remaining students secure admissions to elite Japanese and international universities.

Affiliated University Pathway

Hosei University Internal Progression

As an attached high school, Kokusai High operates a structured internal advancement system. Students meeting minimum academic standards automatically qualify for Hosei University recommendations, with internal progression rates of 81.7% (2021) and 76.1% (2022). The school explicitly supports concurrent applications, allowing students to retain their Hosei recommendation while applying to external universities. Approximately 50-60 students annually pursue this dual-track strategy.

This system provides significant security for families seeking guaranteed university placement at a respected private institution, while maintaining flexibility for high-achieving students targeting more selective options.

External University Placements

Top Japanese Universities

Graduates who forgo the Hosei pathway achieve impressive admissions to Japan's most competitive institutions. Recent cohorts demonstrate consistent success across both national and private universities:

National/Public Universities (2022 cohort):

• Osaka University (Engineering)
• Tokyo Institute of Technology
• Tsukuba University (Art)
• Tokyo University of Agriculture and Technology (Agriculture)
• Yokohama National University (Education, Engineering)
• Yokohama City University (International Liberal Arts)

Private Universities (2022 cohort):

• Keio University: 7 admissions
• Sophia University: 20 admissions
• International Christian University (ICU): 5 admissions
• Waseda University: 8 admissions
• Rikkyo University: 5 admissions
• Meiji University: 3 admissions
• Aoyama Gakuin, Chuo, and other MARCH universities: multiple placements

These outcomes reflect the school's high academic caliber (estimated hensachi of ~69) and intensive university preparation programming.

International University Placements

While the majority study domestically, a meaningful minority pursue overseas education. The IB Diploma Programme and returnee student population facilitate international placements to:

Canada:

• University of Toronto
• University of British Columbia

Australia:

• University of Sydney
• University of New South Wales (UNSW)
• Monash University
• RMIT Melbourne

Europe:

• Vrije Universiteit Amsterdam
• Maastricht University
• University of Glasgow
• University of Nottingham
• University of Stockholm

Asia:

• Yonsei University (Korea): 3 students (2021)
• Sungkyunkwan University (Korea): 2 students (2021)
• Korea University: 2 students (2021)
• Various other Korean institutions

Historical data shows students from the 2019-2021 cohorts securing places at University of Melbourne, Stockholm University, and multiple European institutions, demonstrating the school's effectiveness in preparing students for international admissions processes.

IB Diploma Performance

The IB programme shows exceptional success rates. The first two graduating IB cohorts (2020 and 2021) achieved 100% Diploma completion rates, indicating strong programme support despite the rigorous dual-language (English-Japanese) curriculum. While specific point scores are not disclosed, the 100% pass rate significantly exceeds global IB averages and positions graduates competitively for both Japanese and international university admissions.

The 20-student IB cohort size allows for intensive instruction and personalized support, contributing to these outstanding outcomes.

University Preparation Support

Three-Year Career Guidance Programme

The school implements a comprehensive university counseling system:

Year 1 (Grade 10):

• Self-assessment and career orientation
• Alumni career forum with graduated students mentoring juniors
• Introduction to university pathways

Year 2 (Grade 11):

• Detailed pathway planning guidance
• Hosei University faculty seminars
• External university information sessions
• Preparation for concurrent applications (Hosei + external)

Year 3 (Grade 12):

• Common Test preparation (for national university applicants)
• Final pathway decisions and application support
• Individual counseling for both domestic and international applications

Concurrent Application Strategy

Unique to affiliated schools, Kokusai High explicitly encourages qualified students to apply externally while maintaining their Hosei recommendation. This "safety net" approach allows ambitious students to pursue reach schools without risking their guaranteed university placement. Approximately 50-60 students annually utilize this option, with many successfully securing external admissions.

Academic Outcomes and Graduation

Nearly 100% of students graduate and continue to tertiary education, reflecting the school's strong academic support systems and selective admissions. The four-term quarter system provides flexibility for study abroad, language development, and intensive examination preparation.

No public dropout statistics are available, but the combination of small class sizes, IB support structures, and the internal progression pathway ensures exceptionally high completion and university matriculation rates.

Comparative Positioning

Kokusai High's university outcomes compare favorably to other Tokyo-area private schools:

• Versus other attached schools: The 80% internal progression rate is typical, but the quality and quantity of external placements exceeds many affiliated schools
• Versus pure exam schools: While lacking the density of Tokyo University placements found at elite exam schools, Kokusai provides superior university security through the Hosei pathway
• Versus international schools: The dual Japanese-international preparation yields both domestic and overseas placements, offering broader options than purely international curricula

The school's estimated hensachi of 69 places it among Kanagawa Prefecture's top-tier high schools, reflected in consistent placements to selective universities.

Factors Driving Success

Academic Rigor: Small class sizes, IB programme standards, and project-based learning develop strong critical thinking and research skills valued in university admissions.

Bilingual Capability: Dual-language instruction prepares students for both Japanese university entrance requirements and international applications requiring English proficiency.

Diverse Pathways: The combination of Hosei recommendations, external exam preparation, and IB credentials provides multiple routes to university success.

Strategic Counseling: Three-year guidance programming and support for concurrent applications maximize student options while maintaining security.

Student Profile: Selective admissions (especially competitive Category B exam with 3.4:1 ratios) ensure a motivated, high-achieving student body capable of strong university outcomes.

Conclusion

Hosei University Kokusai High School delivers exceptional university placement results through a balanced approach combining guaranteed affiliated university access with strong external admissions preparation. The roughly 80% Hosei progression rate provides security, while the remaining 20% securing admissions to institutions like Keio, Waseda, ICU, and overseas universities demonstrates the school's ability to prepare students for highly competitive selections. The 100% IB Diploma completion rate and consistent placements across diverse university types position Kokusai High as a premier option for families seeking both security and opportunity in university pathways.

Mission and Educational Philosophy

Hosei University Kokusai High School's mission centers on cultivating "21st-century global citizens who learn, think, and act independently and connect with a diverse range of others." The school emphasizes practical wisdom for freedom through active learning, language study, and international exchange.

The educational philosophy revolves around developing four core abilities in students:

• The ability to enjoy learning and experiences
• The courage to challenge themselves and take risks
• A tolerant heart toward diverse perspectives
• The power to doubt and think critically

This liberal approach blends rigorous Japanese academic standards with global perspectives, encouraging students to pursue "truly free thinking and action" while becoming independent as "Earth citizens." The curriculum emphasizes project-based learning, group discussions, and self-directed research, including year-long graduation projects that demonstrate this commitment to student autonomy.

Student Body Composition and Diversity

The school serves approximately 296 students per year across three grade levels. Since transitioning from an all-girls school to coeducational in 2018, Kokusai High has maintained a relatively small, cohesive community.

Geographic Distribution

The student body draws primarily from the Greater Tokyo metropolitan area:

• ~70% from Kanagawa Prefecture (mainly Yokohama and Kawasaki)
• ~20% from Tokyo
• ~10% from other prefectures or overseas

This regional concentration reflects the school's location in Yokohama's Tsurumi ward and its appeal to families seeking quality international education within commuting distance.

International Character

While predominantly Japanese, the school actively embraces international diversity through its returnee admissions track and IB Diploma Programme. Students with overseas experience bring global perspectives to classroom discussions. The dual-language IB program (English and Japanese) requires substantial bilingual proficiency, creating a unique linguistic environment where both languages are actively used in instruction.

Notably, the school explicitly requires Japanese language proficiency even for IB students, and does not accept applicants whose only native language is English. This policy ensures all students can engage with both the Japanese national curriculum and bilingual IB coursework.

Student Life and Extracurricular Activities

Club Participation

Student life at Kokusai High centers significantly on club activities, with approximately 80% of students participating in at least one club. These clubs operate under democratic student governance through the Student Council and Cultural/Athletic Committee.

Sports Clubs include:

• Soccer, basketball, volleyball
• Soft tennis, badminton
• Track and field, softball
• Dance, cheerleading, aikido

Cultural Clubs include:

• Tea ceremony, flower arrangement
• Brass band, gospel choir, string ensemble, light music
• Manga/publication, art, broadcasting
• English club, home economics

Club activities emphasize student leadership and collaborative problem-solving. Members collectively plan annual schedules, daily activities, and resolve challenges through group discussion, fostering skills in understanding others and collaborative decision-making.

Major School Events

Two flagship events showcase student autonomy:

Orange Festival (文化祭): The school's culture festival is entirely planned and operated by student committees, featuring performances, exhibitions, and cultural activities.

Sports Festival (体育祭): An annual athletic competition organized by students, promoting school spirit and teamwork.

These student-run events reinforce the school's philosophy of independence and peer collaboration, giving students practical leadership experience.

International Exchange and Global Programs

Living up to its "Kokusai" (International) designation, the school maintains robust international programming:

Study Abroad Opportunities

• Sweden training trips: Recent programs have sent students to Sweden for cultural immersion
• Taiwan study tours: Regular exchanges with Taiwanese schools
• Annual study-abroad information sessions: Supporting students interested in international university placement

The four-term academic calendar (quarter system), implemented in 2018, facilitates both short-term and long-term study abroad experiences by providing natural breaks for international programs and easing the acceptance of exchange students.

Curriculum Integration

Global perspectives permeate the curriculum through:

• "Earth Citizens I/II" courses: Dedicated subjects focusing on global issues
• PASS program: Project-based learning linking students with real-world societal problems
• IB Diploma Programme: Internationally-recognized curriculum taught bilingually

These programs supplement the standard Japanese curriculum, ensuring students develop both local and global competencies.

University Pathway and Academic Culture

As a Hosei University-affiliated school, Kokusai High maintains a unique academic culture shaped by guaranteed university access combined with competitive external options.

Internal Advancement

Approximately 80% of graduates enter Hosei University through the affiliated-school recommendation system (81.7% in 2021, 76.1% in 2022). Students meeting academic criteria automatically qualify for Hosei admission, providing security while allowing concurrent applications to other universities. About 50-60 students annually pursue this "concurrent application" strategy, applying to external universities while retaining their Hosei guarantee.

This system creates a distinctive culture where students can take intellectual risks and pursue diverse interests without the overwhelming pressure typical of Japanese exam-focused high schools.

External University Success

The remaining 20% of students gain admission to prestigious institutions including:

• National universities: Osaka, Tsukuba, Tokyo Tech, Yokohama National
• Private universities: Keio, Sophia, ICU, Waseda, Rikkyo
• International universities: University of Toronto, University of British Columbia, University of Sydney, Yonsei, UNSW

This dual pathway cultivates an academic environment that values both security and ambition.

Community Engagement and Support

Parent and Alumni Involvement

The school maintains active parent and alumni networks:

PTA (Parent-Teacher Association): Voluntary membership at ¥10,000 annually supports school activities, club sponsorship, and maintains an emergency scholarship fund for families facing financial hardship.

Alumni Association: Continuing from the school's history as Hosei University Girls' High School (before 2018), alumni maintain traditions and connections, with regular events like volleyball alumni games.

Student Wellbeing

While specific counseling services aren't extensively detailed publicly, the school demonstrates attention to student welfare through:

• Annual health check-ups: Mandatory physical examinations each spring
• Medical facilities: On-campus health services for routine care
• Accommodation policies: Pre-application consultation for students with disabilities or special needs, with transparent communication about support limitations
• Academic honesty policies: IB-aligned integrity standards with educational support

The school characterizes itself as a place where students can "freely find their place" and where "freedom is given," suggesting a supportive environment that respects individual needs while maintaining high expectations.

Cultural Atmosphere

Student testimonials and administrative commentary paint a picture of a school culture characterized by:

• Active engagement: Students describe participating in research questions, teamwork, and self-reflection
• Democratic governance: Major events and club activities operate through student committees and collective decision-making
• Intellectual freedom: Emphasis on questioning, critical thinking, and independent exploration
• Bilingual environment: Daily use of both Japanese and English, particularly in IB courses
• Collaborative learning: Group projects and discussions central to pedagogy

The relatively small size (under 900 total students) facilitates close relationships between students and faculty, while the diverse pathways (Global Course vs. IB Course) allow students to find their appropriate academic track while sharing common spaces and values.

This culture attracts families valuing international perspectives, critical thinking, and university preparation, while maintaining strong connections to Japanese educational traditions and the prestigious Hosei University network.

Overview of Costs

Hosei University Kokusai High School is a private day school with tuition comparable to other Tokyo-area private high schools. As a day school (no boarding), families avoid dormitory expenses but should budget for commuting and daily living costs in the Yokohama area.

Mandatory Annual Fees (2025 Academic Year)

The school publishes transparent fee schedules for both the Global Exploration Course and IB Diploma Course, with identical costs for both programs:

Annual Tuition & Fees

• Tuition (授業料): ¥650,000 per year
• Education Enhancement Fee (施設拡充費): ¥220,000 per year
• Experiment/Practical Fee (実験実習料): ¥25,000 per year
• Total Annual Cost: ¥895,000

First-Year Costs

• Entrance Fee (入学金): ¥330,000 (one-time, non-refundable)
• First-Year Total: ¥1,225,000

Payment is divided into two installments (spring and fall terms). All school fees are exempt from consumption tax under Japanese education law.

Additional Required Expenses

Beyond base tuition, families should budget for:

Student Activities

• Student Council Fee: ¥4,000 enrollment + ¥6,000 annually
• PTA Membership (optional): ¥10,000 per year

Educational Materials

• Textbooks & Supplies: Estimated ¥50,000-100,000 per year
• School Uniforms: Required (cost varies by items purchased)
• Digital Devices: Tablets/laptops recommended for coursework

IB-Specific Costs

For students in the IB Diploma Programme:

• IB Examination Fees: Approximately ¥100,000 for the full diploma exam series in grades 11-12
• IB Study Materials: Additional textbooks and resources as needed

Field Trips & Activities

• Domestic Field Trips: Included in standard fees
• International Study Programs: Optional programs (Sweden, Taiwan, etc.) typically cost ¥150,000-250,000
• Club Activities: Variable costs depending on club (sports equipment, competition fees, etc.)

Transportation

Approximately 70% of students commute from Kanagawa Prefecture (primarily Yokohama/Kawasaki) and 20% from Tokyo. Monthly commuter pass costs vary but typically range ¥10,000-20,000 depending on distance.

Three-Year Cost Projection

Note: IB students should add approximately ¥100,000 for examination fees.

Financial Aid & Scholarships

School-Based Support

Hosei University Kokusai High Scholarship (給付奨学金)

• Amount: One-third of annual tuition (approximately ¥216,000)
• Duration: One year (renewable by reapplication)
• Eligibility: Need-based; families facing financial hardship
• Recipients: Several students annually (highly competitive)
• Application: Submit financial documentation to school office
• Repayment: Not required (grant, not loan)

PTA Emergency Scholarship

• Available for students who encounter unexpected financial difficulty after enrollment
• Administered by parent association on case-by-case basis
• Details handled internally; inquire through school office

Government Support

National High School Tuition Grant (就学支援金)

• Standard rate: ¥118,800 per year (¥9,900/month)
• Higher rates available for low-income households
• Eligibility based on household income threshold
• Applied through government, not school

Kanagawa Prefecture & Local Programs

• Kanagawa Prefecture offers additional tuition assistance for private high school students
• Yokohama City provides supplementary grants (approximately ¥60,000/year for eligible families)
• Various NGO loans available (¥120,000-480,000/year)
• Families should consult local government offices for current programs

Combined Support Example

A family receiving maximum aid might reduce annual costs by:

• School scholarship: -¥216,000
• National grant: -¥118,800
• Prefectural aid: -¥60,000-100,000
• Potential reduction: ¥395,000-435,000 per year

This could lower first-year costs to approximately ¥800,000-850,000.

Cost Comparison

Relative to Similar Schools

Kokusai High's tuition aligns with other private high schools in the Greater Tokyo area:

• Typical Tokyo/Kanagawa Private High Schools: ¥1,000,000-1,500,000 first year
• Hosei Kokusai: ¥1,225,000 first year (mid-range)
• International Schools (boarding): Often ¥3,000,000+ per year

As a day school, Kokusai High costs significantly less than full international boarding schools while offering IB programming.

Value Considerations

• University Pathway: 80% of graduates advance to Hosei University via affiliated-school recommendation, potentially saving entrance exam preparation costs
• IB Credential: IB Diploma Programme at no tuition premium (same cost as Global course)
• Concurrent Applications: Students can maintain Hosei recommendation while applying to other universities, providing insurance and flexibility

Payment Terms

• Payment Schedule: Biannual (April and October)
• Payment Method: Bank transfer via designated payment site
• Deadlines: Strictly enforced; admission offers contingent on timely payment
• Refund Policy: Entrance fee is non-refundable once paid

Hidden Costs to Consider

Study Abroad Programs: While optional, approximately 50-60 students annually participate in overseas study programs costing ¥150,000-250,000. The school's international focus means families should budget for potential travel opportunities.

University Preparation: Students aiming for universities beyond Hosei may incur tutoring or test prep costs. However, the school's strong curriculum (偏差値 ~69) means many students succeed without extensive outside tutoring.

Lunch & Daily Expenses: No mandatory meal plan. Students typically spend ¥500-800/day on lunch (purchasing or bringing meals).

Financial Planning Recommendations

1. Apply for aid early: Submit scholarship applications immediately upon admission
2. Research government programs: Multiple layers of support exist; consult prefecture and city offices
3. Budget conservatively: Add 15-20% buffer for unexpected costs
4. Consider three-year commitment: Total cost approaches ¥3.5 million over three years
5. Factor in university: Hosei advancement may save on university entrance costs

Cost-Benefit Analysis

For families committed to international education within Japan, Kokusai High offers:

• Strong value: Mid-tier private school pricing with IB credential
• University security: Hosei recommendation provides financial and academic safety net
• Flexibility: Concurrent university applications allowed
• Location: Day school in major metro area reduces housing costs

The investment is substantial but comparable to peer institutions, with the added benefit of a clear university pathway that may reduce overall education costs through university.

Ideal Student Profile

Academic Excellence and Motivation

Hosei University Kokusai High School is designed for academically strong, self-motivated students who thrive in active learning environments. The school's estimated偏差値 of 69 places it among Kanagawa Prefecture's most selective high schools. The competitive entrance exams—particularly the academic track (Category B) with a 3.4:1 applicant-to-seat ratio in 2025—demonstrate that students need solid foundations in Japanese, English, and Mathematics.

Ideal candidates possess what the school calls the "four abilities": the ability to enjoy learning, courage to challenge, a tolerant heart, and the power to question. These qualities align with the school's project-based curriculum, including dedicated subjects like "Earth Citizens I/II" and the PASS program linking students with real-world societal problems.

Language Proficiency Requirements

Japanese proficiency is mandatory for all students. The school explicitly states that students whose only native language is English cannot obtain the IB Diploma through their program, as the dual-language IB requires strong competency in both Japanese and English.

For English proficiency:

• IB Course applicants need minimum Eiken Grade 2 or TOEFL iBT 57 (self-recommendation track)
• IB Returnee track requires higher scores: Eiken 2A or TOEFL iBT 61+
• Global Course Thinking Skills exam demands at least Eiken Pre-2 or TOEFL iBT 40

The bilingual IB Diploma Programme teaches in both English and Japanese, making it ideal for students with international experience or returnees who have maintained Japanese language skills while developing strong English abilities.

Best-Fit Student Types

1. Students Seeking Hosei University Pathway

Approximately 80% of graduates enter Hosei University through the affiliated-school recommendation system. This makes the school particularly attractive to families who:

• Want a guaranteed pathway to a respected private university
• Appreciate the security of internal advancement while retaining the option to apply elsewhere (concurrent application to other universities is permitted)
• Value the combination of rigorous preparation with reduced entrance exam pressure

Recent data shows 81.7% internal advancement in 2021 and 76.1% in 2022, with about 50-60 students annually attempting concurrent applications to external universities.

2. Globally-Minded Students

The school's mission to cultivate "21st-century global citizens who learn, think, and act independently" attracts students who:

• Have lived abroad or attended international schools (the returnee track enrolled 38 students in 2025)
• Want to participate in international exchange programs (Sweden training trips, Taiwan study tours)
• Seek bilingual education with genuine integration of Japanese and international perspectives
• Aspire to study at overseas universities (recent graduates attended University of Toronto, University of British Columbia, UNSW Sydney, Yonsei University, and others)

3. IB Diploma Candidates

The 20-seat IB Course suits students who:

• Meet the dual-language requirement (strong in both Japanese and English)
• Prefer inquiry-based, concept-driven learning over traditional exam preparation
• Have clear plans for international university applications or want IB credentials
• Can handle the intensive workload (100% of first two IB cohorts earned full diplomas)

Family Considerations

Geographic and Commuting Factors

The student body draws primarily from:

• 70% from Kanagawa Prefecture (mainly Yokohama and Kawasaki)
• 20% from Tokyo
• 10% from other prefectures or overseas

As a day school only (no boarding facilities), families must be located within reasonable commuting distance of Tsurumi-ku, Yokohama. Most students use public transportation.

Financial Capacity

First-year costs total approximately ¥1,225,000, including:

• Entrance fee: ¥330,000
• Annual tuition: ¥650,000
• Education enhancement fee: ¥220,000
• Experiment/practical fee: ¥25,000

Ongoing annual costs of ¥895,000, plus additional expenses for:

• School uniforms (required)
• Textbooks and tablets (¥50,000-100,000/year)
• IB external exam fees (~¥100,000 for diploma candidates)
• Field trips and study abroad programs

Financial aid is available but competitive: the school scholarship covers one-third of tuition for a few students annually, and government support (¥118,800/year) is available for qualifying families.

Values Alignment

Families thrive when they:

• Value student autonomy and leadership (80% of students join clubs; major events like Orange Festival and Sports Festival are entirely student-run)
• Support democratic participation (student council runs activities with faculty guidance)
• Embrace diversity and global perspectives over purely local focus
• Accept a liberal educational philosophy emphasizing critical thinking over rote memorization

Who May Not Be the Best Fit

Academic Mismatches

• Students preferring traditional exam-focused curricula: The emphasis on discussion, projects, and inquiry may frustrate those who excel in structured test preparation
• Those needing intensive remedial support: The accelerated curriculum and high入試偏差値 suggest the school expects students to arrive with strong foundations
• Passive learners: The culture demands active participation in discussions, group projects, and self-directed research

Language Limitations

• Students with limited Japanese proficiency: Even IB students must complete Japanese curriculum requirements and write essays in Japanese
• English-only native speakers: Explicitly excluded from the IB program due to the dual-language requirement
• Those uncomfortable with bilingual instruction: All students engage with English-language content regardless of track

Lifestyle Preferences

• Highly sports-focused athletes: While clubs exist (soccer, basketball, volleyball, etc.), facilities and competitive emphasis are modest compared to sports-specialized schools
• Students seeking boarding environments: As a day school, there are no residential facilities or intensive training programs
• Those prioritizing purely Japanese educational pathways: The international focus and IB program may not align with families seeking conventional Japanese高校 experiences

Admission Pathway Considerations

Easiest Entry: Document Screening (Category A)

The 210-seat document screening track is effectively guaranteed admission for "first-choice" applicants—all 245 applicants were admitted in 2025. This suits:

• Students from Kanagawa, Tokyo, or Chiba who can commit to attending (no concurrent applications allowed)
• Those with solid middle school records but who prefer to avoid competitive exams
• Families confident in their school choice early in the decision process

Most Competitive: Academic Exam (Category B)

The 50-seat exam track (509 applicants in 2025, 3.4:1 ratio) attracts:

• Top academic performers seeking to demonstrate merit through testing
• Students from any prefecture (no geographic restrictions)
• Those who excel in Japanese, English, and Mathematics standardized testing

Specialized Tracks

• Returnees/International students (Category D): 1.8:1 ratio for Global course, 1.4:1 for IB—moderate selectivity for those with overseas experience
• IB Self-Recommendation (Category E): 2:1 ratio—requires demonstrated IB commitment and English proficiency

Cultural Fit Indicators

Students report the school offers freedom to find one's place with substantial autonomy. Anecdotal evidence from university leadership notes students engage deeply in research, teamwork, and self-reflection—consistent with the school's mission of developing "freedom of thought and action."

The community values:

• Peer collaboration (club activities are democratically run)
• Cross-cultural communication (international exchange programs, returnee integration)
• Social responsibility (Earth Citizens curriculum, community projects)
• Academic integrity (formal IB honesty policies, ethical guidelines)

Bottom Line

Hosei University Kokusai High School best serves academically capable, bilingual or internationally-oriented Japanese students who want the security of Hosei University admission combined with global perspectives, IB credentials, and student-centered learning. Families should be financially prepared for private school costs, geographically able to commute to Yokohama, and philosophically aligned with liberal, inquiry-based education that emphasizes independent thinking over conformity.