Company name

ADEKA Corporation


January 27, 1917

Paid-in capital
(as of March 31, 2022)

23.0 billion yen

Head office location

7-2-35 Higashi-ogu, Arakawa-ku, Tokyo 116-8554, Japan

Domestic office

Sales office:6、Production base:7、
R&D base:4

Domestic Group Companies


Overseas Group Companies

33(16 countries / regions)

Board of Directors

President and Chief Executive Officer

Hidetaka Shirozume

Representative Director and Senior Managing
Executive Officer

Haruhiko Tomiyasu

Director and Managing Operating Officer

Yoshiaki Kobayashi

Shigeki Fujisawa

Director and Operating Officer

Youji Shiga

Atsuya Yoshinaka

Susumu Yasuda

Naoshi Kawamoto

Noriyasu Kakuta

External Director

Kazuyuki Nagai
Shigeru Endo
Makoto Horiguchi

Director, Full-time Audit and Supervisory Committee Member(Chairperson)

Koichi Taya

External Director, Audit and Supervisory Committee Member

Akio Okuyama

Yoko Takemura

Yoshiki Sato

Listed stock exchange

TOKYO STOCK EXCHANGE Prime Market (4401)

Number of Employees
(as of March 31, 2022)

Consolidated: 5,466

Non-Consolidated: 1,808

Stock Number of share issued
(as of March 31, 2022)
Number of Shareholders
(as of March 31, 2022)

Skills matrix of Directors

ADEKA strives to ensure the diverse values and expertise of the members of the Board of Directors with fairness and a broad perspective when nominating candidates for director in order to respond vigorously to change in the business environment and social issues.
 We establish a skills matrix for the knowledge, experience of directors, that is necessary in light of our management policy and strategy, and use it to confirm the skill balance of the members of the Board of Directors, as well as to provide information to shareholders.

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For inquiries about us, please contact us via inquiry form, telephone or fax.

For inquiries about us, please contact us by phone or fax.

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