【Full Leaderboard】 Update 05/20 15:03
74th Japan Open Golf Championship 2009
| ROUND 3 | @：Amateur player |
| POS | Player | Score | Today | Hole | Rounds | Total | |||
| R1 | R2 | R3 | R4 | ||||||
| 1 | Ryo Ishikawa | -5 | -7 | F | 70 | 76 | 65 | - | 211 |
| 2 | Yasuharu Imano | -4 | -2 | F | 73 | 69 | 70 | - | 212 |
| 3 | Hidemasa Hoshino | -3 | -6 | F | 72 | 75 | 66 | - | 213 |
| 4 | David Smail | -2 | ±0 | F | 71 | 71 | 72 | - | 214 |
| 5 | Shigeru Nonaka | -1 | -2 | F | 68 | 77 | 70 | - | 215 |
| Azuma Yano | -1 | -2 | F | 70 | 75 | 70 | - | 215 | |
| Ryuichi Oda | -1 | -1 | F | 74 | 70 | 71 | - | 215 | |
| 8 | Hideto Tanihara | ±0 | ±0 | F | 75 | 69 | 72 | - | 216 |
| Taichi Teshima | ±0 | ±0 | F | 69 | 75 | 72 | - | 216 | |
| Kazuhiro Yamashita | ±0 | ±0 | F | 68 | 76 | 72 | - | 216 | |
| Brendan Jones | ±0 | +1 | F | 73 | 70 | 73 | - | 216 | |
| Hirofumi Miyase | ±0 | +2 | F | 72 | 70 | 74 | - | 216 | |
| Hiroyuki Fujita | ±0 | +3 | F | 69 | 72 | 75 | - | 216 | |
| 14 | Ryutaro Nagano | +1 | +1 | F | 69 | 75 | 73 | - | 217 |
| Tomohiro Kondo | +1 | +2 | F | 71 | 72 | 74 | - | 217 | |
| Han Lee | +1 | +4 | F | 69 | 72 | 76 | - | 217 | |
| 17 | Shintaro Kai | +2 | ±0 | F | 72 | 74 | 72 | - | 218 |
| Tetsuji Hiratsuka | +2 | ±0 | F | 75 | 71 | 72 | - | 218 | |
| Naoya Takemoto | +2 | +1 | F | 70 | 75 | 73 | - | 218 | |
| Kenichi Kuboya | +2 | +1 | F | 70 | 75 | 73 | - | 218 | |
| Makoto Inoue | +2 | +1 | F | 72 | 73 | 73 | - | 218 | |
| Masaya Tomida | +2 | +1 | F | 75 | 70 | 73 | - | 218 | |
| Sushi Ishigaki | +2 | +2 | F | 70 | 74 | 74 | - | 218 | |
| Katsumasa Miyamoto | +2 | +4 | F | 70 | 72 | 76 | - | 218 | |
| Shingo Katayama | +2 | +4 | F | 72 | 70 | 76 | - | 218 | |
| 26 | @ Yoshinori Fujimoto | +3 | +1 | F | 74 | 72 | 73 | - | 219 |
| Kazuhiko Hosokawa | +3 | +2 | F | 74 | 71 | 74 | - | 219 | |
| Kaname Yokoo | +3 | +4 | F | 71 | 72 | 76 | - | 219 | |
| 29 | Yuta Ikeda | +4 | -1 | F | 74 | 75 | 71 | - | 220 |
| Steven Conran | +4 | ±0 | F | 74 | 74 | 72 | - | 220 | |
| Kunihiro Kamii | +4 | ±0 | F | 76 | 72 | 72 | - | 220 | |
| Katsunori Kuwabara | +4 | +2 | F | 73 | 73 | 74 | - | 220 | |
| Prayad Marksaeng | +4 | +3 | F | 73 | 72 | 75 | - | 220 | |
| Takashi Kanemoto | +4 | +3 | F | 75 | 70 | 75 | - | 220 | |
| Komei Oda | +4 | +3 | F | 72 | 73 | 75 | - | 220 | |
| Tetsuya Haraguchi | +4 | +3 | F | 76 | 69 | 75 | - | 220 | |
| 37 | Hyung-Sung Kim | +5 | +1 | F | 71 | 77 | 73 | - | 221 |
| Kiyoshi Miyazato | +5 | +2 | F | 72 | 75 | 74 | - | 221 | |
| @ Satoshi Kodaira | +5 | +3 | F | 76 | 70 | 75 | - | 221 | |
| Yuji Igarashi | +5 | +4 | F | 69 | 76 | 76 | - | 221 | |
| Hatsuo Nakane | +5 | +4 | F | 73 | 72 | 76 | - | 221 | |
| Toyokazu Hioki | +5 | +5 | F | 69 | 75 | 77 | - | 221 | |
| Daisuke Maruyama | +5 | +7 | F | 73 | 69 | 79 | - | 221 | |
| 44 | Masayoshi Nakayama | +6 | +2 | F | 72 | 76 | 74 | - | 222 |
| Satoru Hirota | +6 | +5 | F | 75 | 70 | 77 | - | 222 | |
| @ Masahiro Kawamura | +6 | +5 | F | 73 | 72 | 77 | - | 222 | |
| Toyokazu Fujishima | +6 | +5 | F | 72 | 73 | 77 | - | 222 | |
| @ Tomoyuki Otsuka | +6 | +6 | F | 73 | 71 | 78 | - | 222 | |
| 49 | Yudai Maeda | +7 | +2 | F | 72 | 77 | 74 | - | 223 |
| Toshinori Muto | +7 | +2 | F | 77 | 72 | 74 | - | 223 | |
| Hidemichi Tanaka | +7 | +5 | F | 73 | 73 | 77 | - | 223 | |
| @ Hideki Matsuyama | +7 | +7 | F | 70 | 74 | 79 | - | 223 | |
| 53 | Tadaaki Kimura | +8 | +3 | F | 76 | 73 | 75 | - | 224 |
| Takeshi Kajikawa | +8 | +4 | F | 74 | 74 | 76 | - | 224 | |
| 55 | Toshimitsu Izawa | +9 | +5 | F | 73 | 75 | 77 | - | 225 |
| Tomokazu Yoshinaga | +9 | +5 | F | 77 | 71 | 77 | - | 225 | |
| Shinichi Akiba | +9 | +6 | F | 73 | 74 | 78 | - | 225 | |
| Yasunori Yoshida | +9 | +6 | F | 75 | 72 | 78 | - | 225 | |
| 59 | Mitsuhiro Tateyama | +12 | +11 | F | 72 | 73 | 83 | - | 228 |
| 60 | Yoshinori Mizumaki | +13 | +8 | F | 75 | 74 | 80 | - | 229 |
| 61 | Tatsuhiro Hirai | +17 | +12 | F | 77 | 72 | 84 | - | 233 |