Ogasawara Isamu
Ogata Yasunobu
Ogawa Jinichi
Ogawa Katsuji
Ogawa Koji
Ogawa Masahiro
Oguchi Masahiro
Oguma Hidataka
Ogura Kuniaki
Ogure Naoaki
Ohara Masahiro
Ohashi Nobuo
Ohashi Shouichi
Ohe Taro
Ohio Ferro-Alloy Corporation
Ohkijima Jun
Ohkouchi Norio
Ohla Klaus
Ohlert Joachim
Ohngren Claes