Ohtani Shigeki
Oka Ken-Ichiro
Oka Koichiro
Okagawa Chikatsu
Okano Ryoji
Okawa Hidetoshi
Okie James P.
Okuda Kensuke
Olive Gisela H.
Ollerenshaw Timothy John
Omae Yoshinobu
Omura Etuzou
Onder Kemal B.
Ono Yasuji
Oosterom Rogier
Optectron Industries
Osagawa Takao
Osaka Hiroyuki
Oshita Tatuya
Otani Sugio