Otsuka Group
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Ko Sekiguchi
Board Member
Ichiro Otsuka
Chairman, Representative Director
Hiroshi Sugawara
Yukio Matsutani
Yozo Toba
Kiyoshi Taniguchi
Executive Director
Atsuo Kouno
Hiroaki Ono
+ 8 more
6 members
Current role
Yoshihisa Aoki