Corporate Information

Introduction of TOKYO OHKA KOGYO CO., LTD. (TOK),
such as corporate outline, our history, and governance.

President Noriaki Taneichi delivers a message about our management principles and management policy.

Corporate outline and business details are posted.
View the Corporate Presentation video in English, Chinese, Korean, and Japanese.

Corporate outline and business details are posted.
View the Corporate Presentation video in English, Chinese, Korean, and Japanese.

Our history of the development and progress of precision processing technologies based on photolithography.

Introduction of the board of directors, corporate auditors, and officers.

We have positioned the corporate governance as one of our most important management issues.

Introduction of subsidiaries in Japan and overseas.

Access map to offices in Japan can be seen.