【Full Leaderboard】 Update 05/20 15:10
22nd Japan Senior Open Golf Championship 2012
| ROUND 2 | @：Amateur player |
| POS | Player | Score | Today | Hole | Rounds | Total | ||||
| R1 | R2 | R3 | R4 | |||||||
| 1 | Barry Lane | -4 | -2 | F | 70 | 70 | - | - | 140 | |
| Koki Idoki | -4 | -2 | F | 70 | 70 | - | - | 140 | ||
| 3 | Frankie Minoza | -3 | ±0 | F | 69 | 72 | - | - | 141 | |
| 4 | Kiyoshi Murota | -2 | ±0 | F | 70 | 72 | - | - | 142 | |
| 5 | Kimpachi Yoshimura | -1 | -1 | F | 72 | 71 | - | - | 143 | |
| 6 | Yutaka Hagawa | ±0 | +1 | F | 71 | 73 | - | - | 144 | |
| Kiyoshi Maita | ±0 | +2 | F | 70 | 74 | - | - | 144 | ||
| 8 | Tsuneyuki Nakajima | +1 | +3 | F | 70 | 75 | - | - | 145 | |
| Satoshi Higashi | +1 | +1 | F | 72 | 73 | - | - | 145 | ||
| Ikuo Shirahama | +1 | +1 | F | 72 | 73 | - | - | 145 | ||
| 11 | Yoshinori Mizumaki | +2 | +1 | F | 73 | 73 | - | - | 146 | |
| Nobumitsu Yuhara | +2 | +2 | F | 72 | 74 | - | - | 146 | ||
| Boonchu Ruangkit | +2 | +2 | F | 72 | 74 | - | - | 146 | ||
| Seiki Okuda | +2 | +3 | F | 71 | 75 | - | - | 146 | ||
| 15 | Tsukasa Watanabe | +3 | ±0 | F | 75 | 72 | - | - | 147 | |
| Takenori Hiraishi | +3 | +2 | F | 73 | 74 | - | - | 147 | ||
| Roberto Pactolerin | +3 | -1 | F | 76 | 71 | - | - | 147 | ||
| Naomichi Ozaki | +3 | +5 | F | 70 | 77 | - | - | 147 | ||
| Hideki Kase | +3 | +3 | F | 72 | 75 | - | - | 147 | ||
| 20 | Katsumi Kubo | +4 | +2 | F | 74 | 74 | - | - | 148 | |
| Shinji Ikeuchi | +4 | ±0 | F | 76 | 72 | - | - | 148 | ||
| Masami Ito | +4 | +1 | F | 75 | 73 | - | - | 148 | ||
| Atsushi Takamatsu | +4 | +3 | F | 73 | 75 | - | - | 148 | ||
| Masahiro Kuramoto | +4 | +1 | F | 75 | 73 | - | - | 148 | ||
| Nobuo Serizawa | +4 | +1 | F | 75 | 73 | - | - | 148 | ||
| 26 | Marc Farry | +5 | ±0 | F | 77 | 72 | - | - | 149 | |
| Tomoyuki Nagai | +5 | +3 | F | 74 | 75 | - | - | 149 | ||
| Kazunari Matsunaga | +5 | +3 | F | 74 | 75 | - | - | 149 | ||
| 29 | Yoshitaka Yamamoto | +6 | +5 | F | 73 | 77 | - | - | 150 | |
| Katsuyoshi Tomori | +6 | +4 | F | 74 | 76 | - | - | 150 | ||
| 31 | Minoru Hatsumi | +7 | +4 | F | 75 | 76 | - | - | 151 | |
| @ Minoru Sugiyama | +7 | +2 | F | 77 | 74 | - | - | 151 | ||
| Peter Fowler | +7 | +5 | F | 74 | 77 | - | - | 151 | ||
| Kazuo Kanayama | +7 | +7 | F | 72 | 79 | - | - | 151 | ||
| Michael Harwood | +7 | +6 | F | 73 | 78 | - | - | 151 | ||
| Kazuhiro Takami | +7 | +1 | F | 78 | 73 | - | - | 151 | ||
| Takaaki Fukuzawa | +7 | +3 | F | 76 | 75 | - | - | 151 | ||
| Hiroshi Tominaga | +7 | +4 | F | 75 | 76 | - | - | 151 | ||
| 39 | David J Russell | +8 | +6 | F | 74 | 78 | - | - | 152 | |
| Toshinori Horiki | +8 | +2 | F | 78 | 74 | - | - | 152 | ||
| Yasuzo Hagiwara | +8 | +7 | F | 73 | 79 | - | - | 152 | ||
| Gregory Meyer | +8 | +6 | F | 74 | 78 | - | - | 152 | ||
| Yukio Noguchi | +8 | +2 | F | 78 | 74 | - | - | 152 | ||
| @ Toshiaki Tamura | +8 | +4 | F | 76 | 76 | - | - | 152 | ||
| 45 | Satoshi Oide | +9 | +4 | F | 77 | 76 | - | - | 153 | |
| @ Shingo Matsumoto | +9 | +4 | F | 77 | 76 | - | - | 153 | ||
| Isao Aoki | +9 | +5 | F | 76 | 77 | - | - | 153 | ||
| Yoshihisa Kosaka | +9 | +7 | F | 74 | 79 | - | - | 153 | ||
| Takashi Miyoshi | +9 | +7 | F | 74 | 79 | - | - | 153 | ||
| Hideto Shigenobu | +9 | +4 | F | 77 | 76 | - | - | 153 | ||
| 51 | Mitsuharu Suzuki | +10 | +5 | F | 77 | 77 | - | - | 154 | |
| Yoichi Sugawara | +10 | +6 | F | 76 | 78 | - | - | 154 | ||
| 53 | Hiromichi Namiki | +11 | +9 | F | 74 | 81 | - | - | 155 | |
| @ Toshiharu Kimura | +11 | +6 | F | 77 | 78 | - | - | 155 | ||
| Takashi Hishinuma | +11 | +4 | F | 79 | 76 | - | - | 155 | ||
| Toshimitsu Kai | +11 | +2 | F | 81 | 74 | - | - | 155 | ||
| Gohei Sato | +11 | +4 | F | 79 | 76 | - | - | 155 | ||
| Dragon Taki | +11 | +5 | F | 78 | 77 | - | - | 155 | ||
| 59 | Akihiro Ito | +12 | +5 | F | 79 | 77 | - | - | 156 | |
| Kazushige Oya | +12 | +7 | F | 77 | 79 | - | - | 156 | ||
| Taisei Inagaki | +12 | +5 | F | 79 | 77 | - | - | 156 | ||
| Teruyasu Hayashi | +12 | +7 | F | 77 | 79 | - | - | 156 | ||
| Keiji Teshima | +12 | +7 | F | 77 | 79 | - | - | 156 | ||
| Yoshio Fumiyama | +12 | +6 | F | 78 | 78 | - | - | 156 | ||
| ↑ ↑ ↑ The above players proceeded to Round 3. ↑ ↑ ↑ | ||||||||||
| 65 | @ Hiroshi Wada | +13 | +6 | F | 79 | 78 | - | - | 157 | |
| Kazushige Shida | +13 | +11 | F | 74 | 83 | - | - | 157 | ||
| Seiji Ebihara | +13 | +6 | F | 79 | 78 | - | - | 157 | ||
| David Ishii | +13 | +2 | F | 83 | 74 | - | - | 157 | ||
| 69 | Katsuji Hasegawa | +14 | +13 | F | 73 | 85 | - | - | 158 | |
| Ian Woosnam | +14 | +7 | F | 79 | 79 | - | - | 158 | ||
| Hitoshi Kato | +14 | +9 | F | 77 | 81 | - | - | 158 | ||
| @ Yoshinari Kanebayashi | +14 | +8 | F | 78 | 80 | - | - | 158 | ||
| @ Toshikazu Niwa | +14 | +4 | F | 82 | 76 | - | - | 158 | ||
| Hajime Meshiai | +14 | +9 | F | 77 | 81 | - | - | 158 | ||
| @ Hironori Morita | +14 | +5 | F | 81 | 77 | - | - | 158 | ||
| Yuji Takagi | +14 | +3 | F | 83 | 75 | - | - | 158 | ||
| 77 | Hikaru Emoto | +15 | +8 | F | 79 | 80 | - | - | 159 | |
| Toshio Shimamura | +15 | +7 | F | 80 | 79 | - | - | 159 | ||
| Tatsuya Kihara | +15 | +8 | F | 79 | 80 | - | - | 159 | ||
| Jong-Duck Kim | +15 | +10 | F | 77 | 82 | - | - | 159 | ||
| Toshizo Hashino | +15 | +4 | F | 83 | 76 | - | - | 159 | ||
| 82 | Koji Okuno | +16 | +11 | F | 77 | 83 | - | - | 160 | |
| Yasumasa Oikubo | +16 | +5 | F | 83 | 77 | - | - | 160 | ||
| @ Toshiki Sakiyama | +16 | +8 | F | 80 | 80 | - | - | 160 | ||
| Koichi Takabe | +16 | +11 | F | 77 | 83 | - | - | 160 | ||
| Shuichi Sano | +16 | +9 | F | 79 | 81 | - | - | 160 | ||
| Misao Yamamoto | +16 | +6 | F | 82 | 78 | - | - | 160 | ||
| Hisao Yamazaki | +16 | +8 | F | 80 | 80 | - | - | 160 | ||
| Tsunemi Nakajima | +16 | +7 | F | 81 | 79 | - | - | 160 | ||
| 90 | Tomohiro Maruyama | +17 | +9 | F | 80 | 81 | - | - | 161 | |
| Norikazu Kawakami | +17 | +11 | F | 78 | 83 | - | - | 161 | ||
| 92 | Yasuyuki Ishii | +18 | +10 | F | 80 | 82 | - | - | 162 | |
| 93 | Joji Fujiki | +20 | +12 | F | 80 | 84 | - | - | 164 | |
| Yoshimi Niizeki | +20 | +5 | F | 87 | 77 | - | - | 164 | ||
| 95 | Satoru Kamanaka | +21 | +13 | F | 80 | 85 | - | - | 165 | |
| Hiroshi Fujita | +21 | +11 | F | 82 | 83 | - | - | 165 | ||
| 97 | @ Mikio Shimura | +22 | +11 | F | 83 | 83 | - | - | 166 | |
| 98 | @ Nobuhiro Sawada | +24 | +15 | F | 81 | 87 | - | - | 168 | |
| @ Takeo Matsumoto | +24 | +9 | F | 87 | 81 | - | - | 168 | ||
| 100 | Takamichi Ichikawa | +27 | +14 | F | 85 | 86 | - | - | 171 | |
| 101 | @ Toshio Shirai | +28 | +18 | F | 82 | 90 | - | - | 172 | |
| Hidenori Nakajima | +28 | +15 | F | 85 | 87 | - | - | 172 | ||
| 103 | @ Toshio Soma | +30 | +16 | F | 86 | 88 | - | - | 174 | |
| Hiroshi Todate | +30 | +18 | F | 84 | 90 | - | - | 174 | ||
| 105 | Yoshimi Otani | +34 | +16 | F | 90 | 88 | - | - | 178 | |
| 106 | @ Masaki Minami | +38 | +17 | F | 93 | 89 | - | - | 182 | |
| WD | Masahiko Akazawa | |||||||||
| WD | Katsunari Takahashi | |||||||||