The American School in Japan vs The British School in Tokyo
🇯🇵 Tokyo · Side-by-side comparison on verifiable public data.
Neither The American School in Japan nor The British School in Tokyo sits in a market with a public inspectorate, so both are assessed on verifiable accreditation, curriculum authorisation, and published data rather than an official quality rating. Curriculum is the core differentiator: The American School in Japan offers American while The British School in Tokyo offers British, IB — the choice should follow the family's target qualification system. Both are day schools with fees in the same market band — see the table below for the figures, and verify against each school's own published fees.
Key Facts
| The American School in Japan | The British School in Tokyo | |
|---|---|---|
| Curriculum | American | British / IB |
| Ages | 3–18 | 3–18 |
| Languages of instruction | English | English |
| Annual fees | JPY 2,987,000–3,533,000 | JPY 2,960,000–3,070,000 |
| Enrollment | 1,734 | 1,400 |
| Boarding | Day only | Day only |
| Accreditations | WASC |
Strengths
- ✓Long-established institution (founded 1902), among the oldest international schools in Asia
- ✓WASC-accredited with a clearly American, AP-based college-preparatory curriculum
- ✓Substantial scale: ~1,734 students and ~184 teachers across two purpose-run Tokyo campuses
- ✓Genuinely international community spanning 59 nationalities
- ✓Full continuous pathway from Nursery (age 3) through Grade 12
- ✓Long pedigree (since 1989) and scale — ~1,400 students, 60–65 nationalities, the largest British school in Japan
- ✓Strong, publicly-published exam results (2025 A-Level 59% A*/A; IGCSE 68% A*/A)
- ✓Credible, transparent university-destination list including UCL, Imperial, Cambridge, LSE
- ✓All-native-English-speaker faculty with UK qualifications
- ✓Modern facilities — new Azabudai Hills primary campus (2023) and refurbished secondary (2025)
Trade-offs
- !Does NOT publish AP results or university-placement data — outcomes cannot be independently verified
- !Explicitly offers no scholarships or financial aid for new applicants, with high all-in costs
- !English-fluency requirement for at least one parent narrows the applicant pool
- !Day school only — no boarding
- !Public detail on EAL/English-language support could not be confirmed
- !No public BSO or ISI inspection rating found — no external inspection band to verify quality, unlike British peers such as Tanglin
- !Accreditation is unclear: COBIS participation is evident, but accredited-membership/BSO status is not confirmed on any public directory
- !Sixth form is mid-transition (A-Levels phasing out by 2026, IB DP ramping up) — no IB results track record yet
- !No EAL support — unsuitable for families whose children aren't already fluent in English
- !Premium fees with annual increases plus sizeable one-time enrolment and resources fees
Best Fit For
- • Expatriate and internationally-mobile families in Tokyo seeking a U.S. college-prep track
- • Families targeting American/AP university admission pathways
- • Households wanting a single continuous K–12 (age 3–18) institution
- • Families who can absorb premium fees without needing financial aid
- • Anglophone expatriate families wanting a continuous British-curriculum pathway
- • Already-fluent English-speaking children (native or near-native)
- • Families targeting UK/competitive global university admission who value a published results record
University Placement
School-reported · not independently verified
Not public. No university-placement, college-matriculation, or AP results data is published on ASIJ's public website (consistent with the norm among Tokyo international schools).
School-reported, unverified: 2024–25 destinations include UCL (x10), Imperial (x3), Cambridge, LSE, Bath, plus Waseda, Sophia, Toronto, McGill and Williams College.
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Frequently Asked Questions
Should I choose The American School in Japan or The British School in Tokyo?
The American School in Japan is best for: Expatriate and internationally-mobile families in Tokyo seeking a U.S. college-prep track. The British School in Tokyo is best for: Anglophone expatriate families wanting a continuous British-curriculum pathway. The right choice depends on target curriculum, budget, and family priorities — the two are not linearly comparable.
How do fees compare between The American School in Japan and The British School in Tokyo?
The American School in Japan: JPY 2,987,000–3,533,000. The British School in Tokyo: JPY 2,960,000–3,070,000. Verify against each school's own published fees; some figures are sourced from third-party aggregators.
What curricula do The American School in Japan and The British School in Tokyo offer?
The American School in Japan: American. The British School in Tokyo: British, IB.
Do The American School in Japan or The British School in Tokyo offer boarding?
The American School in Japan: day school only. The British School in Tokyo: day school only.
This comparison is BrightKey's independent assessment using verifiable public data only. University-placement figures are school-reported and not independently verified. BrightKey takes no payments from schools. Our method →