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Most popular international schools in Japan

· updated monthly

The 20 schools Japan parents researched most this year, chosen from the 133 international schools in the country. Ranked by how many families opened each school’s profile and spent time reading it between September 2025 and August 2026, then the full picture on curricula, class sizes and fees.

133
International schools
inc. 13 boarding
¥2M
Average school fee
For a 12 yr old
549
Average school size
11 – 3,000 students
15.7
Average class size
Range 5 - 26

The 2026 ranking

Japan’s 20 most-researched schools

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

¥0 ¥11M
🏷️ ¥4,730,000 – 11,030,000 / year
😊 Ages 11 to 18
📖 British Curriculum, Cambridge IGCSE, Cambridge A Levels
📍 Tokyo
Held #2
2 UWC ISAK Japan — international school in Nagano

UWC ISAK Japan

UWC ISAK Japan is a co-educational, full-boarding high school in Karuizawa, Nagano. It opened in 2014 as International School of Asia, Karuizawa (ISAK) and joined the UWC movement in 2017. As members of the United World Colleges movement, we are committed to making education a force to unite people, nations and cultures for peace and a sustainable future. Our own vision sharpens that commitment into something personal and actionable: One Life. Realize Your Potential. Be a Catalyst for Positive Change. These are aspirational statements that form the basis for how we make decisions at all levels of the school, how we teach, and how we learn together. What makes UWC ISAK Japan distinctive is the community that lives this out. Over 80 nationalities. Seventy percent of students receiving some level of financial assistance. A fully residential campus on the slopes of Mount Asama in Karuizawa, Nagano. An IB Diploma Programme, alongside a Grade 10 programme built around leadership and entrepreneurship. Each element matters. Together, they produce something harder to define - a student and alumni body that takes initiative and makes an impact, here and beyond.

¥0 ¥11M
🏷️ ¥0 – 7,455,000 / year
😊 Ages 14 to 18
📖 IB (DP), Japanese Curriculum
📍 Nagano
▲ Up 1 since August 2026
3 North London Collegiate School Kobe — international school in Kobe

North London Collegiate School Kobe

North London Collegiate School Kobe (NLCS Kobe) opened in September 2025 and is a co educational day school for students in Grades 1 to 7, located on Rokko Island, Kobe, with convenient access to both Kobe and Osaka. Guided by the philosophy of being an “International School with a Japanese Heart,” the school combines a globally minded education with a strong appreciation for Japanese language, culture, and values. All classes are taught in English and follow the International Baccalaureate (IB) framework, encouraging inquiry based learning, critical thinking, creativity, and international mindedness. The school also places strong emphasis on personalised pastoral care and small class sizes to support each student’s individual development. Facilities at the Rokko Island campus include dedicated spaces for science, ICT, art, music, and drama, providing students with a broad and enriching educational experience. A growing co curricular programme further supports confidence, collaboration, and leadership skills. The planned Senior School campus will open on Rokko Mountain in 2028 and will include boarding facilities, expanding the school’s provision for secondary students within a distinctive natural setting.

¥0 ¥11M
🏷️ ¥2,800,000 – 2,900,000 / year
😊 Ages 6 to 13
📖 IB (PYP), IB (MYP), IB (DP)
📍 Kobe
▼ Down 1 since August 2026
4 Fukuoka International School — international school in Fukuoka

Fukuoka International School

Fukuoka International School (FIS) is an IB World School in Fukuoka, Japan, serving students aged 3–18. It offers all three IB programmes: the Primary Years Programme (PYP), Middle Years Programme (MYP) and Diploma Programme (DP). The school is located in Momochi in western Fukuoka City. Its main campus overlooks the Muromi River, and an additional campus (“The Annex”) is a short walk away and houses the Art Center and Design Lab. Facilities listed by the school include a gym, playground, science labs, multiple learning spaces and a 12,000-volume library. Beyond classes, FIS runs an after-school activities programme refreshed each trimester, with examples such as martial arts, handball, yoga and a language lab, plus seasonal athletics clubs for older students. The school also hosts community events, including a Spring Festival described as a large-scale multicultural celebration.

¥0 ¥11M
🏷️ ¥1,902,000 – 2,296,300 / year
😊 Ages 3 to 18
📖 IB (PYP), IB (MYP), IB (DP)
📍 Fukuoka
Held #5
5 Hiroshima Global Academy — international school in Hiroshima

Hiroshima Global Academy

Hiroshima Global Academy (HiGA) is a public boarding junior and senior high school in Osakikamijima, an island in the Seto Inland Sea, about 1.5 hours from Hiroshima. The school offers the International Baccalaureate: the Middle Years Programme (Grades 7–10) and the Diploma Programme (Grades 11–12). HiGA supports learning in both English and Japanese, and notes that some DP subjects can be studied in either language depending on a student’s ability; it also provides individualized Japanese language courses. Student life includes dormitory living across grades and nationalities. After-school, students can join A4LC clubs such as science, sports, instrumental ensemble (big band jazz), and an art-and-technology group; a student A4LC team has competed in FIRST LEGO League and qualified for a national competition.

¥0 ¥11M
🏷️ ¥376,800 – 376,800 / year
😊 Ages 12 to 18
📖 IB (MYP), IB (DP)
📍 Hiroshima
▲ Up 1 since August 2026
6 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.

¥0 ¥11M
🏷️ ¥2,987,000 – 3,783,000 / year
😊 Ages 3 to 18
📖 Advanced Placement (AP), American Curriculum
📍 Tokyo
▲ Up 4 since August 2026
7 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.

¥0 ¥11M
🏷️ ¥610,000 – 1,220,000 / year
😊 Ages 3 to 18
📖 IB (PYP), IB (MYP), IB (DP), Indian Curriculum
📍 Tokyo
Held #8
8 Tohoku International School — international school in Sendai

Tohoku International School

Tohoku International School (TIS) in Sendai, Miyagi is the only international school in Japan’s Tohoku region offering an IB education from Kindergarten through Grade 12, with authorization for both the IB Primary Years Programme (PYP) and the IB Diploma Programme (DP). English is the medium of instruction, and the school provides EAL support for students who need additional help with English. Secondary students (Grades 7–12) study subjects including English, History, Science, Mathematics, Japanese, Global Issues, Physical Education and Arts,.The school also integrates technology through its BYLT (“Bring Your Own Laptop”) program. A distinctive tradition is the school’s annual, all-English spring musical, produced every year with students performing on stage and backstage. After-school activities run throughout the year and include options such as programming, basketball, gardening, film-making and yoga, with bus transportation service available.

¥0 ¥11M
🏷️ ¥990,000 – 1,690,000 / year
😊 Ages 4 to 18
📖 IB (PYP), IB (DP)
📍 Sendai
▲ Up 1 since August 2026
9 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.

¥0 ¥11M
🏷️ ¥2,880,000 – 3,670,000 / year
😊 Ages 3 to 18
📖 IB (PYP), IB (MYP), IB (DP), Reggio Emilia Approach
📍 Tokyo
▼ Down 4 since August 2026
10 Okinawa International School — international school in Okinawa

Okinawa International School

Okinawa International School (OIS) opened in April 2003 and provides education from preschool through high school across its programs. OIS is an IB Continuum School. It became authorized for IB PYP (2011), IB MYP (2016) and IB DP (2020), making it Okinawa’s first and only school offering the full IB pathway. In the elementary years, students learn through the IB PYP approach and complete a PYP Exhibition, presenting inquiry learning. OIS also highlights a local-language element in elementary school by offering “しまくとぅば” (Okinawan language) classes. At high school level, OIS offers an IB course and an additional International Liberal Arts (ILA) course option.

¥0 ¥11M
🏷️ ¥1,169,500 – 1,912,900 / year
😊 Ages 2 to 18
📖 IB (PYP), IB (MYP), IB (DP)
📍 Okinawa
▼ Down 2 since August 2026
11 Senri International Schools of Kwansei Gakuin — international school in Osaka

Senri International Schools of Kwansei Gakuin

Senri International School of Kwansei Gakuin (SIS) is a Japanese middle and high school in Minoh City, Osaka (north Osaka), founded in 1991 and sharing one campus with its sister school, Osaka International School, through the “Two Schools Together” model. Students follow curricula leading to Japanese middle and high school diplomas, and SIS also offers a route for students to pursue the International Baccalaureate Diploma Programme (DP), studied in grades 11–12 (ages 16–18). SIS highlights a three-term semester system designed to support transfers and flexible study patterns, and it emphasizes English development across subjects. The campus guide notes English is commonly used across shared-campus activities. Boarding is available via the school’s Akebono Dormitory for students who cannot easily commute.

¥0 ¥11M
🏷️ ¥2,187,000 – 2,723,000 / year
😊 Ages 15 to 18
📖 IB (DP), Japanese Curriculum
📍 Osaka
▲ Up 1 since August 2026
12 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.

¥0 ¥11M
🏷️ ¥2,920,000 – 3,030,000 / year
😊 Ages 12 to 18
📖 IB (DP), British Curriculum, BTEC Qualification, Cambridge IGCSE
📍 Tokyo
▲ Up 4 since August 2026
13 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.

¥0 ¥11M
🏷️ ¥682,000 – 1,282,000 / year
😊 Ages 12 to 18
📖 Canadian Curriculum, Japanese Curriculum
📍 Tokyo
▲ Up 2 since August 2026
14 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.

¥0 ¥11M
🏷️ ¥577,500 – 577,500 / year
😊 Ages 3 to 11
📖 British Curriculum, Cambridge (Primary), Montessori Curriculum
📍 Tokyo
▼ Down 3 since August 2026
15 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.

¥0 ¥11M
🏷️ ¥3,000,000 – 3,300,000 / year
😊 Ages 5 to 18
📖 IB (PYP), IB (MYP), IB (DP)
📍 Tokyo
▲ Up 6 since August 2026
16 St. Mary's International School — international school in Tokyo

St. Mary's International School

St. Mary’s International School is an all-boys school in Tokyo that educates students from kindergarten through Grade 12 and was founded in 1954. The campus is in Setagaya ward and the school describes itself as located in the heart of Tokyo. English is the language of instruction. In high school, students can pursue the International Baccalaureate Diploma Programme (IB DP), a programme designed for ages 16–19. The school profile also notes class sizes are capped at 24, with many classes under 20. Beyond academics, the school highlights activities such as the fall play and clubs like Brain Bowl, debate and speech. Transportation support is available through a school bus service.

¥0 ¥11M
🏷️ ¥2,850,000 – 3,000,000 / year
😊 Ages 5 to 19
📖 IB (PYP), IB (MYP), IB (DP), American Curriculum, Catholic Curriculum
📍 Tokyo
▲ Up 23 since August 2026
17 Lycée Français International de Tokyo — international school in Tokyo

Lycée Français International de Tokyo

Lycée Français International de Tokyo (LFI Tokyo) is a French international school located in the Takinogawa residential area of Kita Ward in northern Tokyo. The campus is easily accessible by public transport, within walking distance of Shin-Itabashi Station on the Toei Mita Line and Itabashi Station on the JR Saikyō Line. According to the school, LFI Tokyo follows the official programmes of the French Ministry of Education and is part of the AEFE (Agency for French Education Abroad) network, offering continuity with the French national education system from preschool (Petite Section) through the final year of secondary school (Terminale). The school provides education across early years, primary and secondary levels, and offers specific international and language-focused pathways such as PARLE and designated international sections, as reflected in its official fee structure. For younger pupils, LFI Tokyo operates a registered school bus service with supervised pick-up points.

¥0 ¥11M
🏷️ ¥1,262,200 – 1,552,300 / year
😊 Ages 3 to 18
📖 French Curriculum
📍 Tokyo
Held #18
18 Nagoya International School — international school in Nagoya

Nagoya International School

Nagoya International School (NIS) is an international day school in Nagoya, Japan, established in 1964. It offers the International Baccalaureate Primary Years Programme (PYP), Middle Years Programme (MYP) and Diploma Programme (DP). The campus includes specialist learning areas such as a design lab, science labs, and dedicated rooms for mathematics, music and art, alongside a sports field and playground. For transportation, students may use several school bus routes (subject to availability), including a shuttle that runs between NIS and JR Kozoji Station, which can support after-school participation and commuting by train. NIS is located in Moriyama-ku, Nagoya, and serves students from preschool through Grade 12.

¥0 ¥11M
🏷️ ¥2,288,000 – 3,276,000 / year
😊 Ages 3 to 18
📖 IB (PYP), IB (MYP), IB (DP)
📍 Nagoya
▲ Up 10 since August 2026
19 Tokyo Bay International School — international school in Tokyo

Tokyo Bay International School

Tokyo Bay International School (TBIS) operates in the Koto-ku district of Tokyo, offering a curriculum that combines Montessori methods for early learners with the Cambridge International framework for older students. The school provides education for students aged 3 to 18, culminating in IGCSE and A-Level qualifications. Facilities include a dedicated fine arts academy, a science laboratory and a computer lab where students engage with technology. A distinctive feature of TBIS is its specialized focus on emerging technologies through its "Future Leaders" initiative. The school maintains exclusive laboratories where students from an early age receive practical lessons in Robotics, Drones and Coding, which are also supported by Virtual Reality (VR) tools. This program is designed to integrate logic and creativity within the daily timetable. Located near Kameido Station, the campus utilizes surrounding local parks to supplement its physical education program, ensuring a variety of outdoor environments for its 100+ students.

¥0 ¥11M
🏷️ ¥804,000 – 1,084,000 / year
😊 Ages 3 to 18
📖 British Curriculum, Montessori Curriculum
📍 Tokyo
▲ Up 5 since August 2026
20 K. International School Tokyo — international school in Tokyo

K. International School Tokyo

K. International School Tokyo (KIST) is a private, co-educational day school in Koto-ku, about three kilometers east of Tokyo Station and close to Kiyosumi-Shirakawa Station. It serves students from K1 (age 3) through Grade 12 and teaches in English. KIST offers the IB Primary Years Programme (K1–Grade 5), an original Lower Secondary Programme (Grades 6–8), Pearson Edexcel IGCSE courses (Grades 9–10) and the IB Diploma Programme (Grades 11–12). The school is also designated as a SAT test center, and all students sit a PSAT in Grades 9 and 10.

¥0 ¥11M
🏷️ ¥2,802,000 – 3,020,000 / year
😊 Ages 3 to 18
📖 IB (PYP), IB (DP), Bespoke Curriculum, Pearson Edexcel IGCSE
📍 Tokyo

What’s on offer

Curricula & languages in Japan

The mix of programmes and teaching languages across all 133 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
60
Japanese
28
American
26
Cambridge
23
British
19
Other
22

Languages of instruction

Number of schools teaching in each language.

English
131
Japanese
27
French
3
German
2

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 549
17
17
29
17
19
1
0–100100–250250–500500–1,0001,000–2,0002,000+

Average school size is 549 students · based on the 100 schools that report enrolment.

Class size

Schools grouped by typical class size.

Avg 15.7
15
23
26
31
5
5–910–1415–1920–2425–29

Average class size is 15.7 students · based on the 100 schools that report it.

What it costs

Annual fees in Japan

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 119 schools that publish a price for a 12-year-old. All figures in JPY.

Minimum
51,500
Average
2,036,365
Maximum
10,187,095

Schools by fee band

How many schools sit in each annual-fee range.

¥51.5K – 3.4M
113
¥3.4M – 6.8M
4
¥6.8M – 10.2M
2

Keep exploring

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