Designers
Koichi Watanabe
Yanagi
Ichiro Okada, Koichi Watanabe
Tate
Koichi Watanabe, Shizou Yoneda
Hirota
Koichi Watanabe
Taiheiyo Marine
Koichi Watanabe
Marukai Corporation
Koichi Watanabe
Marumiya Loan Service
Koichi Watanabe, Shizuo Yoneda
Ota Dental Clinic
Koichi Watanabe
Nakamura Patent Office
Koichi Watanabe
Nippon Unit Load
Koichi Watanabe
Kunimatsuya
Koichi Watanabe
Yoshino
Koichi Watanabe
