| Chong Yeow Oo (Hot Springs, AR) | Daizo Ooba (Kariya, JP) | Masato Ooba (Asahikawa, JP) |
| Ewe Aik Oo (Penang, MY) | Etsuo Ooba (Nagano, JP) | Michio Ooba (Kadoma, JP) |
| Kah S. Oo (Farmington Hills, MI) | Etsuo Ooba (Kamiinagun, JP) | Naoki Ooba (Tokyo, JP) |
| Kah Seng Oo (Farmington Hills, MI) | Hideki Ooba (Tokyo, JP) | Naoki Ooba (Mito, JP) |
| Kenneth Thet. Oo (Milpitas, CA) | Hideshi Ooba (Kudamatsu, JP) | Nobuaki Ooba (Aichi, JP) |
| Kouji Ooae (Kure, JP) | Hikaru Ooba (Yokohama, JP) | Nobuyuki Ooba (Kawasaki, JP) |
| Kouji Ooae (Ibaraki-ken, JP) | Hiraku Ooba (Yokohama, JP) | Norio Ooba (Tokyo, JP) |
| Yoshihisa Ooae (Tokyo, JP) | Hiraku Ooba (Kanagawa-ken, JP) | Shigekazu Ooba (Osaka, JP) |
| Yoshihisa Ooae (Kawasaki, JP) | Hiroaki Ooba (Saitama, JP) | Tadahiko Ooba (Tokyo, JP) |
| Yoshihisa Ooaeh (Kawasaki, JP) | Hisayosi Ooba (Kawasaki, JP) | Takafumi Ooba (Osaka, JP) |
| Hitoshi Ooaku (Chigasaki, JP) | Junichi Ooba (Shizuoka-ken, JP) | Takashi Ooba (Takasaki, JP) |
| Kiyoshi Ooaku (Tokyo, JP) | Kazuhide Ooba (Kawasaki, JP) | Takeo Ooba (Kanagawa, JP) |
| Tadashi Ooami (Tokyo, JP) | Kazuhiko Ooba (Tokyo, JP) | Takeshi Ooba (Sayama, JP) |
| Takahiko Ooasa (Hyogo, JP) | Kenji Ooba (Kitakyushu, JP) | Tatsuji Ooba (Iwata, JP) |
| Takahiko Ooasa (Nara, JP) | Mamoru Ooba (Hitachinaka, JP) | Tetsuya Ooba (Tokyo, JP) |
| Masahiro Ooashi (Hirakata, JP) | Masaharu Ooba (Nagoya, JP) | Tetsuya Ooba (Hitachinaka, JP) |
| Akio Ooba (Kanagawa, JP) | Masao Ooba (Kokybunji, JP) | |
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