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You’re viewing the August 2026 edition of this ranking. See the latest edition →

Most popular international schools in Tokyo

· updated monthly

The ten schools Tokyo parents researched most this year, chosen from the 72 international schools in the city. Ranked by how many families opened each school’s profile and spent time reading it between August 2025 and July 2026, then the full picture on curricula, class sizes and fees.

72
International schools
inc. 2 boarding
¥2.2M
Average school fee
For a 12 yr old
519
Average school size
11 – 1,731 students
16.6
Average class size
Range 5 - 26

The 2026 ranking

Tokyo’s ten most-researched schools

Ranked purely by parent interest — the number of families who opened each school’s profile and spent time reading it between August 2025 and July 2026.

Held #1
1 Rugby School Japan — international school in Tokyo

Rugby School Japan

Rugby School Japan (RSJ) is a premier British international day and boarding school situated in the Kashiwanoha Smart City of Chiba Prefecture, located 30 minutes from central Tokyo via the Tsukuba Express Line. Serving a co-educational student body aged 11–18 (Years 7–13), RSJ delivers a rigorous British curriculum. This academic pathway leads to IGCSEs for Years 10–11 and A Levels for Years 12–13. Pupils are further challenged and supported through the Extended Project Qualification (EPQ), which facilitates independent, deep-dive research into specialised subjects of interest. The school is defined by its commitment to the development of "The Whole Person." Guided by the belief that social, recreational, and cultural engagement is essential to individual growth, RSJ provides a vast array of co-curricular enrichment. This includes professional-level programmes in music, drama, dance, coding, and debating, alongside elite sports clubs, outdoor education, and diverse academic and cultural societies. As it enters its third academic year with a thriving community of 300+ pupils, RSJ offers flexible residency options including Day, Weekly, and Full Boarding, fostering a global community within a state-of-the-art Japanese setting.

¥577.5K ¥11M
🏷️ ¥4,730,000 – 11,030,000 / year
😊 Ages 11 to 18
📖 British Curriculum, Cambridge IGCSE, Cambridge A Levels
📍 Tokyo
Held #2
2 The American School in Japan — international school in Tokyo

The American School in Japan

The American School in Japan (ASIJ), founded in 1902, is a non-profit, co-educational school in Tokyo serving students from nursery through high school on two campuses. Younger children attend the Early Learning Center in Roppongi (nursery–kindergarten), while the main campus in Chofu serves kindergarten–grade 12 next to Nogawa Park. ASIJ follows an American-model curriculum and offers Advanced Placement (AP) courses, including AP Capstone. High school students also have structured support through a seminar program and grades 11–12 can complete a two-year Deep Learning Signature Program. Beyond classes, students can choose from 170+ co-curricular options, including VEX Robotics, iGEM, Model UN and extensive arts and athletics opportunities.

¥577.5K ¥11M
🏷️ ¥2,987,000 – 3,783,000 / year
😊 Ages 3 to 18
📖 Advanced Placement (AP), American Curriculum
📍 Tokyo
▲ Up 1 since July 2026
3 Yokohama International School — international school in Tokyo

Yokohama International School

Yokohama International School (YIS) opened on 27 October 1924 and is located at 2-100-1 Kominato-cho, Naka-ku, Yokohama. Students learn through the International Baccalaureate Primary Years Programme (PYP) in the Early Learning Center and Elementary School and the Middle Years Programme (MYP) in Grades 6–8. In the Early Learning Center (ages 3–5), learning is play-based, rooted in the PYP and inspired by Reggio Emilia. YIS also runs a Japanese Culture Program that spans the full student journey and connects experiences to IB learning, including the Diploma Programme. Beyond classes, the school highlights athletics and activities supported by facilities such as a 25-meter heated indoor swimming pool, an artificial turf field and a double gymnasium.

¥577.5K ¥11M
🏷️ ¥2,880,000 – 3,670,000 / year
😊 Ages 3 to 18
📖 IB (PYP), IB (MYP), IB (DP), Reggio Emilia Approach
📍 Tokyo
▼ Down 1 since July 2026
4 India International School in Japan — international school in Tokyo

India International School in Japan

India International School in Japan (IISJ) was established in 2004 and provides education from Kindergarten through Grade 12. The school follows the Indian Central Board of Secondary Education (CBSE) curriculum, with students sitting for CBSE Board Examinations in Grades 10 and 12. IISJ also offers the International Baccalaureate Diploma Programme for senior secondary students and publishes IB programme information on its website. The Tokyo campus relocated to a new building in spring 2023, which includes physics and chemistry laboratories, a library, a cafeteria, a gymnasium and a soccer field. Instruction is delivered in English, and additional languages taught as subjects include Japanese, Hindi, Tamil, French, and Nepali. IISJ provides a school bus service in Tokyo. After-school activities listed by the school include Model United Nations, STEM Club, Student Council and sports such as basketball and cricket.

¥577.5K ¥11M
🏷️ ¥610,000 – 1,220,000 / year
😊 Ages 3 to 18
📖 IB (PYP), IB (MYP), IB (DP), Indian Curriculum
📍 Tokyo
Held #5
5 Tokyo International School — international school in Tokyo

Tokyo International School

Tokyo International School (TIS) is a non-profit IB World School in Minami Azabu, Minato-ku, with over 460 students representing 70+ nationalities. TIS delivers the IB Primary Years Programme (Kindergarten–Grade 5), serving about 230 students aged 5–11 and the IB Middle Years Programme (Grades 6–10), serving about 160 students aged 11–16. The school also offers the IB Diploma Programme, with Grade 11 introduced from the 2025–26 school year. Japanese is taught alongside English (the language of instruction). TIS highlights its central Tokyo location and uses nearby parks, museums and landmarks as part of school life, alongside trips such as residential visits to Hakuba, Nara and Kanazawa, plus a Grade 10 overseas trip to Thailand.

¥577.5K ¥11M
🏷️ ¥3,000,000 – 3,300,000 / year
😊 Ages 5 to 18
📖 IB (PYP), IB (MYP), IB (DP)
📍 Tokyo
Held #6
6 The British School in Tokyo - Showa Campus — international school in Tokyo

The British School in Tokyo - Showa Campus

The British School in Tokyo’s Showa Campus is located at Showa Women’s University in Taishido and opened in 2007. It serves Year 7 to Year 13 students. BST teaches a curriculum founded on the National Curriculum for England and in Key Stage 4 students follow an IGCSE programme taught by subject specialists. For senior students, BST states the IB Diploma Programme (IBDP) is now embedded as the pathway for Years 12–13, alongside the school’s IGCSE foundations. Students can also access broader programmes such as BST Outdoors, with trips that include outdoor activities in Okutama, Tokyo prefecture. BST also states it runs 130 extracurricular clubs across the school.

¥577.5K ¥11M
🏷️ ¥2,920,000 – 3,030,000 / year
😊 Ages 12 to 18
📖 IB (DP), British Curriculum, BTEC Qualification, Cambridge IGCSE
📍 Tokyo
Held #7
7 KA International School — international school in Tokyo

KA International School

KA International School (KAIS) is an English-based international school in Tokyo serving children from Pre-K through Grade 12. Students study an American standards-aligned program (including references to American Common Core Standards) and KAIS offers Advanced Placement (AP) courses in high school. The school emphasizes English as its first priority and teaches Japanese as a subject. Facilities highlighted by the school include science labs, libraries, a gym, a music room and an art room. A distinctive feature is KAIS’s “Visible Learning” focus. This is possible as the school has earned Visible Learning Certification through Corwin. High school life also includes an annual “Experience Japan Trip”.

¥577.5K ¥11M
🏷️ ¥2,249,000 – 2,503,333 / year
😊 Ages 3 to 18
📖 IEYC (International Early Years Curriculum), Advanced Placement (AP), American Curriculum
📍 Tokyo
▲ Up 3 since July 2026
8 Tokyo International Public School — international school in Tokyo

Tokyo International Public School

Tokyo International Public School (TIPS) is an English-medium school in Edogawa-ku, Tokyo, with campuses in Nishi-Kasai and Naka-Kasai. It offers a Montessori kindergarten program for children in K1 (ages 3–4) and K2/K3 (ages 4–6), with learning goals that include early literacy, numeracy foundations, social development and hands-on skill-building. For primary years, TIPS provides a Cambridge Primary program for Grade 1 to Grade 5. The school says it aims to connect Japanese and international communities through its English-medium approach. The school also notes that the Nishi-Kasai campus is an approved facility for government-related subsidies for eligible kindergarten-aged children, with subsidy amounts depending on the local ward.

¥577.5K ¥11M
🏷️ ¥577,500 – 577,500 / year
😊 Ages 3 to 11
📖 British Curriculum, Cambridge (Primary), Montessori Curriculum
📍 Tokyo
▲ Up 9 since July 2026
9 Kunimoto Alberta International School — international school in Tokyo

Kunimoto Alberta International School

Kunimoto Alberta International School is a six-year all-girls program in Tokyo offering Grades 7 through 12. The school delivers both the Alberta (Canada) curriculum and the Japanese national curriculum, allowing students to study within an international academic framework while remaining in Japan. The campus is located in Setagaya Ward, a residential area in western Tokyo and is within walking distance of Kitami Station on the Odakyu Line. This makes the school accessible from central parts of the city. Facilities include a library, computer room, science rooms, gymnasium, tea ceremony room, kitchen facilities and outdoor sports areas such as a lacrosse field and tennis court. A distinctive feature noted by the school is that it operates an Alberta-accredited program in Japan, with instruction aligned to Alberta Education standards. Students can also participate in a wide range of clubs, including arts, sports, language and service activities.

¥577.5K ¥11M
🏷️ ¥682,000 – 1,282,000 / year
😊 Ages 12 to 18
📖 Canadian Curriculum, Japanese Curriculum
📍 Tokyo
▼ Down 2 since July 2026
10 Tokyo YMCA International School — international school in Tokyo

Tokyo YMCA International School

Tokyo YMCA International School (TYIS) is an English-language international school in Koto-ku, Tokyo, near Toyocho Station (Tozai Line). In elementary, core subjects are structured around North American content standards, and TYIS also offers Academic Support for Kids (ASK) for students who need additional academic or language support. The high school program is described as modeled after a U.S. high school experience, with elective options including arts, physical education, foreign language, information technology and vocational skills, plus university guidance and SAT test prep support. TYIS also offers Advanced Placement (AP) courses and states it is an authorized AP school through the College Board. School traditions and activities highlighted on the site include events such as a science fair, spelling bee, talent show, sports day, seasonal concerts and camps.

¥577.5K ¥11M
🏷️ ¥2,346,000 – 2,973,000 / year
😊 Ages 5 to 17
📖 Advanced Placement (AP), American Curriculum
📍 Tokyo

What’s on offer

Curricula & languages in Tokyo

The mix of programmes and teaching languages across all 72 schools. Many offer more than one curriculum, so totals run higher than the school count.

Most popular curricula

Number of schools teaching each curriculum.

IB
27
American
17
British
16
Cambridge
14
Montessori
12
Other
12

Languages of instruction

Number of schools teaching in each language.

English
71
Japanese
12
French
2
German
1

Size & classes

How big are the schools, and the classes?

School size and class size shape day-to-day experience as much as curriculum does.

School size, by students

Schools grouped by total enrolment.

Avg 519
12
8
17
9
12
0
0–100100–250250–500500–1,0001,000–2,0002,000+

Average school size is 519 students · based on the 58 schools that report enrolment.

Class size

Schools grouped by typical class size.

Avg 16.6
7
10
16
22
2
5–910–1415–1920–2425–29

Average class size is 16.6 students · based on the 57 schools that report it.

What it costs

Annual fees in Tokyo

Fees shown are one year for a 12-year-old (or the closest age available), excluding one-time enrolment costs.

Fees at a glance

Across the 66 schools that publish a price for a 12-year-old. All figures in JPY.

Minimum
51,500
Average
2,176,909
Maximum
5,000,000

Schools by fee band

How many schools sit in each annual-fee range.

¥51.5K – 1.7M
21
¥1.7M – 3.4M
41
¥3.4M – 5M
4

Keep exploring

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