KAI Japanese Language School
Tokyo’s Innovative & Diverse Japanese Language School
Founded in 1987, KAI Japanese Language School is a highly reputable and immersive Japanese language school conveniently located in Tokyo, Japan. Since our founding, we have welcomed students from over 120 countries, offering them an engaging and rewarding Japanese learning experience.
Our primary programme is a comprehensive Japanese language course available year-round. This innovative programme integrates digital learning tools, including iPads and custom-developed materials, creating a modern and interactive classroom environment. We also offer personalized private lessons tailored to both individual learners and corporate clients.
KAI continuously strives to enhance course content, adopt pioneering educational methods, and actively contributes insights to the Japanese language learning community. We deeply value diversity, actively discourage discrimination, and provide robust student support in areas such as health, continuing education, and career guidance.
Whether you plan to study short-term or long-term, for personal enrichment or professional advancement in Japan, the dedicated staff and experienced teachers at KAI warmly welcome you and are committed to supporting your Japanese language learning journey!
Highlights
- Conveniently located in central Tokyo, within walking distance of Shinjuku Station—the busiest train station in the world—and surrounded by shopping, restaurants, and entertainment.
- We proudly maintain a well-balanced international student body, welcoming students from over 40 countries at any given time, with more than half from Western countries.
- We uniquely provide digital learning with iPads, modern teaching methods (flipped classroom, task-based learning), original materials, and advanced-level elective classes.
- KAI Japanese Language School is accredited by IALC and Nisshinkyo (The Association for the Promotion of Japanese Language Education) and is certified to meet ISO 29991:2014 standards.
Programmes Offered
With nearly 40 years of experience, KAI Japanese Language School offers high-quality courses tailored to meet diverse learning needs.
General Japanese Course
Our General Japanese Course is comprehensive and intensive, designed for students committed to mastering Japanese. It emphasizes kanji learning for students from non-kanji backgrounds, digital integration with iPads, and balances the four key language skills: Speaking, Listening, Reading, and Writing.
NBJ Business Japanese Programme
Advanced-level students in the General Japanese Course and/or those who have JLPT N2 or equivalent skills have the opportunity to participate in the NBJ Business Japanese Programme, which focuses on business-related vocabulary and expressions, honorifics, job hunting and preparing for and taking the BJT Business Japanese Proficiency Test.
Summer Teen Programme
The KAI Summer Teen Programme in July provides a safe and enjoyable Japanese learning environment for teenagers (ages 13-17). The programme includes language classes, accommodation, activities, meals, and transportation from arrival to departure, ensuring a worry-free and immersive experience in Tokyo. Please check our website to confirm if we are offering the Teen Programme in the current calendar year.
August Summer Course
Our August Summer Course combines Japanese language instruction with diverse traditional and modern activities throughout Tokyo. Students can enjoy an enriching summer experience while learning Japanese.
JLPT N1 and N2 Preparation Courses
Additionally, we offer JLPT N1 and N2 preparation courses during summer and other times throughout the year to help students achieve their certification goals.
Contact
KAI Japanese Language School provides guidance on a variety of accommodation options in the Tokyo metropolitan area. Students can choose from several types of housing, including shared houses, short-term furnished apartments, and homestays—each with its own rules and conditions.
Rooms in shared houses and furnished apartments can often be booked directly through each provider’s website. If needed, our office can assist with the booking process for an additional fee.
- Homestay
- Shared Apartment
- Studio
KAI Japanese Language School is located in Shin-Okubo, an ethnically diverse area and a fantastic place to explore for lovers of K-Pop and Asian cuisine. Just to the south, Shinjuku area offers an abundance of shopping, restaurants, and entertainment. Shinjuku Station, the busiest train station in the world, is a very convenient point of transportation to popular destinations inside and outside of Tokyo.
The west side of Tokyo is also home to young, popular areas such as Harajuku, Omotesando and Shibuya. Tokyo is a city which offers a bit of everything, both old and new. Lovers of history can visit museums, shrines, and discover old areas of Tokyo and try traditional foods and crafts. Coffee and beer fanatics can find hip cafes and a growing number of craft beer pubs. Art and fashion are everywhere and food lovers will never run out of options.
If you’re looking for an exciting, dynamic environment to experience the many facets of Japan, Tokyo is an excellent place to base your Japanese language studies.
Exams
The advanced level students of the General Japanese Course can take the JLPT (Japanese Language Proficiency Test) and/or BJT (Business Japanese Proficiency Test) preparation classes as electives. Summer JLPT preparation courses are also available. These two exams are most widely used as a means of evaluating Japanese language proficiency in Japan and are a must for those planning to get a job in Japan or at a Japanese company worldwide.
More Features
The NBJ Business Japanese Programme is a programme to learn business Japanese, which is suited for those who study in the advanced levels of the General Japanese course and/or who have JLPT N2 or equivalent skills. This programme meets the educational standards and criteria set forth by the Nisshinkyo Business Japanese Language Programme. The Nisshinkyo Business Japanese Language Programme guides foreign students to overcome the language and cultural barriers of Japan, to acquire enough communication skills to accomplish business tasks and to become capable workers in Japan and abroad. The NBJ Business Japanese Programme at KAI Japanese Language School has been certified to meet the educational standards and criteria set forth by Nisshinkyo.










