【Full Leaderboard】 Update 05/20 15:06
20th Japan Senior Open Golf Championship 2010
| ROUND 2 | @：Amateur player |
| POS | Player | Score | Today | Hole | Rounds | Total | ||||
| R1 | R2 | R3 | R4 | |||||||
| 1 | Boonchu Ruangkit | ±0 | -3 | F | 73 | 67 | - | - | 140 | |
| 2 | Yoshinori Mizumaki | +1 | +3 | F | 68 | 73 | - | - | 141 | |
| 3 | Kiyoshi Maita | +2 | ±0 | F | 72 | 70 | - | - | 142 | |
| Kiyoshi Murota | +2 | +3 | F | 69 | 73 | - | - | 142 | ||
| 5 | Nobumitsu Yuhara | +3 | +3 | F | 70 | 73 | - | - | 143 | |
| Hiroshi Ueda | +3 | ±0 | F | 73 | 70 | - | - | 143 | ||
| 7 | Tadashige Kusano | +4 | +1 | F | 73 | 71 | - | - | 144 | |
| Yoshikazu Yokoshima | +4 | +2 | F | 72 | 72 | - | - | 144 | ||
| Gwang-Soo Choi | +4 | +2 | F | 72 | 72 | - | - | 144 | ||
| Nobuo Serizawa | +4 | +2 | F | 72 | 72 | - | - | 144 | ||
| Yoshio Fumiyama | +4 | +2 | F | 72 | 72 | - | - | 144 | ||
| 12 | Mitsuharu Suzuki | +5 | ±0 | F | 75 | 70 | - | - | 145 | |
| Katsunari Takahashi | +5 | +4 | F | 71 | 74 | - | - | 145 | ||
| Mike Harwood | +5 | +5 | F | 70 | 75 | - | - | 145 | ||
| Seiji Ebihara | +5 | +1 | F | 74 | 71 | - | - | 145 | ||
| Masami Ito | +5 | +3 | F | 72 | 73 | - | - | 145 | ||
| Masahiro Kuramoto | +5 | -1 | F | 76 | 69 | - | - | 145 | ||
| 18 | Tomohiro Maruyama | +6 | +8 | F | 68 | 78 | - | - | 146 | |
| David Merriman | +6 | +3 | F | 73 | 73 | - | - | 146 | ||
| Takaaki Fukuzawa | +6 | +4 | F | 72 | 74 | - | - | 146 | ||
| Koji Okuno | +6 | +1 | F | 75 | 71 | - | - | 146 | ||
| Gohei Sato | +6 | +2 | F | 74 | 72 | - | - | 146 | ||
| Tateo Ozaki | +6 | +2 | F | 74 | 72 | - | - | 146 | ||
| 24 | Mike Cunning | +7 | +5 | F | 72 | 75 | - | - | 147 | |
| Takenori Hiraishi | +7 | +2 | F | 75 | 72 | - | - | 147 | ||
| Atsushi Takamatsu | +7 | +1 | F | 76 | 71 | - | - | 147 | ||
| 27 | Satoshi Aoki | +8 | +5 | F | 73 | 75 | - | - | 148 | |
| Tsuneyuki Nakajima | +8 | +8 | F | 70 | 78 | - | - | 148 | ||
| Masanobu Kimura | +8 | +5 | F | 73 | 75 | - | - | 148 | ||
| Shinji Ikeuchi | +8 | +4 | F | 74 | 74 | - | - | 148 | ||
| Yoichi Yamamoto | +8 | +3 | F | 75 | 73 | - | - | 148 | ||
| 32 | Tsukasa Watanabe | +9 | +6 | F | 73 | 76 | - | - | 149 | |
| Hideki Kase | +9 | +6 | F | 73 | 76 | - | - | 149 | ||
| Koichi Kamiya | +9 | +9 | F | 70 | 79 | - | - | 149 | ||
| Shuichi Sano | +9 | +4 | F | 75 | 74 | - | - | 149 | ||
| Seiki Okuda | +9 | ±0 | F | 79 | 70 | - | - | 149 | ||
| 37 | Norikazu Kawakami | +10 | +2 | F | 78 | 72 | - | - | 150 | |
| Minoru Hatsumi | +10 | +5 | F | 75 | 75 | - | - | 150 | ||
| 39 | Katsuji Hasegawa | +11 | +4 | F | 77 | 74 | - | - | 151 | |
| Takashi Miyoshi | +11 | +8 | F | 73 | 78 | - | - | 151 | ||
| Kazuhiro Takami | +11 | +5 | F | 76 | 75 | - | - | 151 | ||
| Kenshi Ikeda | +11 | +8 | F | 73 | 78 | - | - | 151 | ||
| Yutaka Hagawa | +11 | +2 | F | 79 | 72 | - | - | 151 | ||
| Hideyuki Sato | +11 | +5 | F | 76 | 75 | - | - | 151 | ||
| Katsuyoshi Tomori | +11 | +7 | F | 74 | 77 | - | - | 151 | ||
| 46 | Isao Aoki | +12 | +8 | F | 74 | 78 | - | - | 152 | |
| Taisei Inagaki | +12 | +7 | F | 75 | 77 | - | - | 152 | ||
| Takeshi Kitadai | +12 | +5 | F | 77 | 75 | - | - | 152 | ||
| Teruo Nakamura | +12 | +8 | F | 74 | 78 | - | - | 152 | ||
| 50 | Hiromichi Namiki | +13 | +4 | F | 79 | 74 | - | - | 153 | |
| Yukio Noguchi | +13 | +9 | F | 74 | 79 | - | - | 153 | ||
| Ikuo Shirahama | +13 | +7 | F | 76 | 77 | - | - | 153 | ||
| Hajime Meshiai | +13 | +6 | F | 77 | 76 | - | - | 153 | ||
| 54 | Noboru Fujiike | +14 | +8 | F | 76 | 78 | - | - | 154 | |
| Koichi Takabe | +14 | +5 | F | 79 | 75 | - | - | 154 | ||
| Noboru Sugai | +14 | +4 | F | 80 | 74 | - | - | 154 | ||
| David Ishii | +14 | +7 | F | 77 | 77 | - | - | 154 | ||
| Bill Longmuir | +14 | +7 | F | 77 | 77 | - | - | 154 | ||
| 59 | Toshinori Horiki | +15 | +8 | F | 77 | 78 | - | - | 155 | |
| Toshio Shimamura | +15 | +7 | F | 78 | 77 | - | - | 155 | ||
| @ Toshiki Sakiyama | +15 | +4 | F | 81 | 74 | - | - | 155 | ||
| Tomoyuki Nagai | +15 | +7 | F | 78 | 77 | - | - | 155 | ||
| Yoshinori Ichioka | +15 | +8 | F | 77 | 78 | - | - | 155 | ||
| Fumio Noji | +15 | +10 | F | 75 | 80 | - | - | 155 | ||
| ↑ ↑ ↑ The above players proceeded to Round 3. ↑ ↑ ↑ | ||||||||||
| 65 | Akimitsu Tokita | +16 | +6 | F | 80 | 76 | - | - | 156 | |
| Noboru Kojima | +16 | +10 | F | 76 | 80 | - | - | 156 | ||
| Takeru Shibata | +16 | +10 | F | 76 | 80 | - | - | 156 | ||
| Toshio Ozaki | +16 | +4 | F | 82 | 74 | - | - | 156 | ||
| Kimpachi Yoshimura | +16 | +9 | F | 77 | 79 | - | - | 156 | ||
| 70 | Shinji Kuraoka | +17 | +10 | F | 77 | 80 | - | - | 157 | |
| Hikaru Emoto | +17 | +9 | F | 78 | 79 | - | - | 157 | ||
| Marc Farry | +17 | +8 | F | 79 | 78 | - | - | 157 | ||
| 73 | @ Hajime Suzawa | +18 | +8 | F | 80 | 78 | - | - | 158 | |
| @ Kimihiko Yamaguchi | +18 | +10 | F | 78 | 80 | - | - | 158 | ||
| @ Yoshiyuki Kanayama | +18 | +11 | F | 77 | 81 | - | - | 158 | ||
| Yuji Takagi | +18 | +8 | F | 80 | 78 | - | - | 158 | ||
| Tsunemi Nakajima | +18 | +11 | F | 77 | 81 | - | - | 158 | ||
| 78 | Takanori Sekura | +19 | +8 | F | 81 | 78 | - | - | 159 | |
| Toshiaki Kodama | +19 | +9 | F | 80 | 79 | - | - | 159 | ||
| Keiji Teshima | +19 | +11 | F | 78 | 81 | - | - | 159 | ||
| 81 | @ Kazuo Ibata | +20 | +13 | F | 77 | 83 | - | - | 160 | |
| @ Takamitsu Manabe | +20 | +10 | F | 80 | 80 | - | - | 160 | ||
| Hiromichi Takezaki | +20 | +11 | F | 79 | 81 | - | - | 160 | ||
| Motomasa Aoki | +20 | +10 | F | 80 | 80 | - | - | 160 | ||
| Tadao Furuichi | +20 | +11 | F | 79 | 81 | - | - | 160 | ||
| 86 | Shimon Takamatsu | +21 | +10 | F | 81 | 80 | - | - | 161 | |
| 87 | Hisatsugu Mizutani | +22 | +12 | F | 80 | 82 | - | - | 162 | |
| Masahiro Tokunaga | +22 | +16 | F | 76 | 86 | - | - | 162 | ||
| Hideto Shigenobu | +22 | +10 | F | 82 | 80 | - | - | 162 | ||
| 90 | Yasumichi Takei | +23 | +11 | F | 82 | 81 | - | - | 163 | |
| Hung-Ta Chang | +23 | +10 | F | 83 | 80 | - | - | 163 | ||
| 92 | Kazushige Shida | +24 | +14 | F | 80 | 84 | - | - | 164 | |
| @ Kyuzo Tomita | +24 | +14 | F | 80 | 84 | - | - | 164 | ||
| Kinya Aoyagi | +24 | +14 | F | 80 | 84 | - | - | 164 | ||
| 95 | @ Nobuaki Sakurai | +25 | +13 | F | 82 | 83 | - | - | 165 | |
| Yoshiharu Ota | +25 | +11 | F | 84 | 81 | - | - | 165 | ||
| @ Ayumi Murono | +25 | +7 | F | 88 | 77 | - | - | 165 | ||
| @ Kimio Aoyama | +25 | +7 | F | 88 | 77 | - | - | 165 | ||
| 99 | Yoichi Wada | +26 | +7 | F | 89 | 77 | - | - | 166 | |
| 100 | Takamichi Ichikawa | +27 | +13 | F | 84 | 83 | - | - | 167 | |
| 101 | Hisashi Terada | +28 | +17 | F | 81 | 87 | - | - | 168 | |
| @ Toru Nakatani | +28 | +15 | F | 83 | 85 | - | - | 168 | ||
| 103 | Toshizo Hashino | +29 | +12 | F | 87 | 82 | - | - | 169 | |
| Akihiro Noguchi | +29 | +15 | F | 84 | 85 | - | - | 169 | ||
| 105 | Kazunari Itamoto | +30 | +15 | F | 85 | 85 | - | - | 170 | |
| 106 | @ Koichi Takeda | +34 | +14 | F | 90 | 84 | - | - | 174 | |
| Ichiro Teramoto | +34 | +21 | F | 83 | 91 | - | - | 174 | ||
| 108 | Yoshiki Yamasaki | +35 | +15 | F | 90 | 85 | - | - | 175 | |