Summer in Tokyo Now accepting applications for the July 2025 term.

Summer
in Tokyo

Now accepting applications for the July 2025 term.

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KAI Japanese Language School offers
innovative and cutting edge Japanese language lessons.

KAI Japanese Language School was one of the first Japanese language schools in Japan to introduce iPads in October 2015, we started to digitize our classes by lending iPads to all students in our General Course. We have built KAI⋮DLS (Digital Learning System) to provide original teaching materials and a learning platform for our students.

https://youtu.be/CXbwlRJqjWs
Japanese language courses

News

For other updates, please click here.

Accreditation

KAI Japanese Language School aims to improve the quality of the Japanese language education it provides, and is proud to be accredited by the organizations below.

IALC
IALC is an international quality association to accredit and represent private, independent language schools teaching the official language(s) of their country. As of January 2018, there are 144 IALC schools in 21 countries worldwide. 
ISO29991
ISO 29991 was derived from ISO 29990 (Learning services for non-formal education and training) and it defines requirements specializing language learning services.
Association for the Promotion of Japanese Language Education
Association for the Promotion of Japanese Language Education was established in 1989 for the purpose of improving Japanese language institutes in quality and letting foreign students study Japanese comfortably and at ease. 

Business Japanese Training for Corporate Clients

KAI designs special programs based on the needs and objectives of corporate clients. The customization includes gaining special Japanese skills necessary for specialized fields such as IT engineers, marketing staff/manager, etc. It is also possible to have the lessons at your office if desired.
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Why Tokyo?

One of the world’s great metropolises, Tokyo is filled with tradition and culture that entice the senses. It is a city of history and tradition going back 400 years since the Edo period, as well as the source of trends including some of the world’s most advanced products and pop culture. Tokyo also offers many places to eat, from Michelin-starred restaurants to cheap and tasty eateries featuring ramen or yakitori.

The Charm of Tokyo

Want to follow KAI?

KAI is enthusiastic about publishing information using SNS as well as the website.

facebook
70,000+ people all over the world like KAI on Facebook! We write posts both in Japanese and English.
facebook.com/kaijls
YouTube
YouTube
Enjoy watching the introduction of the school and lessons, speech contest, events such as parties, etc.
youtube.com/kaijls
Instagram
Instagram
KAI staff and teachers upload photos of daily life of our school and Tokyo, etc.
instagram.com/kaijls
X (Twitter)
KAI has 2 accounts; Japanese and English. This link leads to the English account.
twitter.com/kaijlsen

Contact

If you have any questions, please feel free to contact us. Our English speaking staff are happy to reply to you. Your question may be already answered in our FAQ. Please check it too.

Contact form

Our contact forms are available in 13 languages, however the reply will be in either Japanese or English. You will usually receive a reply from our staff within 1 or 2 business days.

Phone

In case you prefer speaking to our staff, please contact us a by telephone between 9:00am and 18:00pm (Japan time) on weekdays.

Telephone: +81-3-3205-1356

School location

Address: Miyuki Bldg. 3F, 1-15-18, Okubo, Shinjuku-ku, Tokyo, Japan Z/C 169-0072
Telephone: +81-3-3205-1356