Study at one of Japan’s largest language school groups.
From 2 weeks. Study Japanese and explore life in Japan.
Now Accepting Applications for July Students!
Classes Start from July 6
Application Deadline: End of May!
Students with various dreams and goals gather at ISI Japanese Language School from all over the world.
You can choose the location and course that best suits you from our attractive campuses located in unique cities such as Tokyo, Kyoto, and Osaka.
We also have a support system in place that supports 12 languages, so you can study with confidence even if it’s your first time in Japan.
Now, it’s your turn. Take a new step with ISI.




Diversity of nationalities is a hallmark of ISI. You will have the chance to make friends with international students from various countries through the Japanese language.

The campus is conveniently located and the facilities are stylish and clean. The classrooms are equipped with the latest electronic equipment to help you study efficiently.
We have a curriculum that allows anyone, from beginner to advanced levels, to learn safely and efficiently.

Multilingual staff will provide thorough support from obtaining a visa to enrolling. Even after enrollment, we provide a wide range of support, from finding a job, continuing to higher education, to help with everyday life.
| Campus | 4 weeks (JPY) | 10 weeks (3 months) (JPY) |
| Shinjuku Prime | 149,600 | 273,750 |
| Shinjuku Main | 144,600 | 241,000 |
| Ikebukuro, Takadanobaba Academic Pathway, Osaka, Kyoto | 138,120 | 228,000 |
| Nagano | 123,800 | 201,000 |
| Shibuya Harajuku, Takadanobaba Career Pathway | 144,000 | 238,500 |
*2026 prices.
All tuition fees include:
・Level check test
・Course materials
・Multilingual student support
・Access to ISI learning facilities
・Certificate of completion
・Campus events (depending on term)

・Choose from single, double, triple or quadruple rooms
・Directly managed dormitories available in Tokyo, Kyoto, and Nagano
・Manager on-site
3 months: From JPY156,000 to JPY417,000

・Single room
・Stay with a Japanese family
・Up to 12 weeks (can be extended after arrival in Japan)
4 weeks: JPY210,900

・Choose from single or double
・Living room, kitchen, bathroom and toilet shared
・Tokyo and Osaka only
4 weeks: From JPY106,800

・Choose from single or double
・All rooms equipped with furniture and appliances
・Mini kitchen, bath and toilet included
・Tokyo and Osaka only
4 weeks: From JPY141,500


Japanese language and other cultures can be understood together.
Alan Adrian Sosa
(From Argentina)
I feel my language skill improving every day here.
Mattis Alfred Mikael Grahm
(From Sweden)
The good thing about enrolling in the school is that the teachers are very kind and the school facilities are new and clean.
Tang Jie
(From China)
ISI Students have been growing together.
Jorge López Pizarro
(From Spain)