About Us

Directors & Officers

Directors

Representative Director
President & CEO
Kazuaki Tokiwa
Representative Director
Senior Managing Executive Officer
Junji Irie Senior General Manager of Administrative Division
Director
Managing Executive Officer
Gakuyuki Kajiyama Senior General Manager of Sales & Marketing Division
Director
Senior Executive Officer
Hitoshi Sugino Senior General Manager of Technical Division
Director
Full-time Audit & Supervisory Committee Member
Masato Koizumi
Outside Director
Audit & Supervisory Committee Member
Takayuki Hayakawa *1
Outside Director
Audit & Supervisory Committee Member
Shigeharu Nakamura *1
Outside Director
Audit & Supervisory Committee Member
Shigeru Ehara *1
Outside Director
Audit & Supervisory Committee Member
Aogi Suemura *1

*1 Designated for Independent Director as specified by the Tokyo Stock Exchange in Japan.

Executive Officers (Not including those on the Board of Directors)

Senior Executive Officer Michihisa Tasaka General Manager of Start-up Office for
New Business Development
Senior Executive Officer Tomozo Ogawa Senior General Manager of Manufacturing Division
& Senior General Manager of Procurement Division
Senior Executive Officer Michio Noishiki Senior General Manager of Corporate Planning Division
Executive Officer Toshimi Yamanaka Regional Officer of North America
President, RIKEN AMERICAS CORPORATION
& RIKEN ELASTOMERS CORPORATION
Executive Officer Hisashi Onozuka Deputy Senior General Manager of Sales & Marketing Division
& General Manager of Film Business Unit
& General Manager of Sales & Marketing Strategy Department
Executive Officer Fumitoshi Nakamura Regional Officer of ASEAN
Deputy Senior General Manager of Sales & Marketing Division
& General Manager of Transportation Business Unit
Executive Officer Akihiro Tamura Senior General Manager of Quality Assurance Division
Executive Officer Hiroaki Wakayama Deputy Senior General Manager of Technical Division
& General Manager of R&D Center
& General Manager of Material R&D Dept. No.2, R&D Center