About Us


CosCom Language Service, Inc. was established in 1993 in Tokyo.

CosCom is expert in teaching Japanese language to business people and their families who come to Tokyo from overseas.

We have established a good reputation for practical Japanese language programs that precisely suit individuals' needs, which are very much appreciated by many foreign companies in Tokyo.

CosCom has also developed numerous unique materials that are based on our long-established Japanese teaching experience.
Many of our materials aim to help learners to acquire practical Japanese language most efficiently in a short period of time.

We provide the various online learning materials. We assure you that our online learning materials are the most effective language learning strategies.

CosCom Language Service, Inc.
CosCom Japanese Language school

3-15-3-409, ShinYamashita, Naka-ku
Yokohama, Japan 231-0801