Ohgami Masahiro
Ohmori Toshimichi
Ohno Takehiro
Ohtsu Hideaki
Ohtsuka Kouki
Okabe Michio
Okaku Toshinobu
Okazaki Yoshitomi
Okuno Toshio
Okuyama Noboru
Oldfield Frederick K.
Omori Yasuhiro
Onitsuka Yoshimi
Onuma Toshiaki
Ookubo Hidekazu
Orlandi Marie-Claude
Osing Heinz Jurgen
Otakane Masaaki
Outokumpu Steel Oy
Ovaka Steel