【Full Leaderboard】 Update 07/25 11:28
80th Japan Open Golf Championship 2015
| ROUND 1 | @：Amateur player |
| POS | Player | Score | Today | Hole | Rounds | Total | |||
| R1 | R2 | R3 | R4 | ||||||
| 1 | Juvic Pagunsan | -6 | -6 | F | 66 | - | - | - | 66 |
| 2 | Ryutaro Nagano | -5 | -5 | F | 67 | - | - | - | 67 |
| 3 | Angelo Que | -4 | -4 | F | 68 | - | - | - | 68 |
| Koumei Oda | -4 | -4 | F | 68 | - | - | - | 68 | |
| Jung-Gon Hwang | -4 | -4 | F | 68 | - | - | - | 68 | |
| Min-Gyu Cho | -4 | -4 | F | 68 | - | - | - | 68 | |
| Yuta Ikeda | -4 | -4 | F | 68 | - | - | - | 68 | |
| 8 | Kiyoshi Murota | -3 | -3 | F | 69 | - | - | - | 69 |
| Kyoung-Hoon Lee | -3 | -3 | F | 69 | - | - | - | 69 | |
| @ Takumi Kanaya | -3 | -3 | F | 69 | - | - | - | 69 | |
| Tomohiro Kondo | -3 | -3 | F | 69 | - | - | - | 69 | |
| Hideto Tanihara | -3 | -3 | F | 69 | - | - | - | 69 | |
| Taichi Teshima | -3 | -3 | F | 69 | - | - | - | 69 | |
| Adam Bland | -3 | -3 | F | 69 | - | - | - | 69 | |
| Seung-Hyuk Kim | -3 | -3 | F | 69 | - | - | - | 69 | |
| Young-Han Song | -3 | -3 | F | 69 | - | - | - | 69 | |
| Shingo Katayama | -3 | -3 | F | 69 | - | - | - | 69 | |
| Yusaku Miyazato | -3 | -3 | F | 69 | - | - | - | 69 | |
| Sang-Hyun Park | -3 | -3 | F | 69 | - | - | - | 69 | |
| 20 | Prayad Marksaeng | -2 | -2 | F | 70 | - | - | - | 70 |
| Kodai Ichihara | -2 | -2 | F | 70 | - | - | - | 70 | |
| J B Park | -2 | -2 | F | 70 | - | - | - | 70 | |
| Akio Sadakata | -2 | -2 | F | 70 | - | - | - | 70 | |
| Hiroyuki Fujita | -2 | -2 | F | 70 | - | - | - | 70 | |
| Narutoshi Yamaoka | -2 | -2 | F | 70 | - | - | - | 70 | |
| Yoshinori Fujimoto | -2 | -2 | F | 70 | - | - | - | 70 | |
| Ryuko Tokimatsu | -2 | -2 | F | 70 | - | - | - | 70 | |
| Azuma Yano | -2 | -2 | F | 70 | - | - | - | 70 | |
| Naomi Ota | -2 | -2 | F | 70 | - | - | - | 70 | |
| I J Jang | -2 | -2 | F | 70 | - | - | - | 70 | |
| Kyung-Tae Kim | -2 | -2 | F | 70 | - | - | - | 70 | |
| Adam Scott | -2 | -2 | F | 70 | - | - | - | 70 | |
| @ Yuki Ikeda | -2 | -2 | F | 70 | - | - | - | 70 | |
| Shintaro Kai | -2 | -2 | F | 70 | - | - | - | 70 | |
| 35 | Satoshi Kodaira | -1 | -1 | F | 71 | - | - | - | 71 |
| Daisuke Kataoka | -1 | -1 | F | 71 | - | - | - | 71 | |
| @ Shohei Hasegawa | -1 | -1 | F | 71 | - | - | - | 71 | |
| @ Keita Tokunaga | -1 | -1 | F | 71 | - | - | - | 71 | |
| Yoshitaka Takeya | -1 | -1 | F | 71 | - | - | - | 71 | |
| 40 | Mikumu Horikawa | ±0 | ±0 | F | 72 | - | - | - | 72 |
| Hyun-Wu Ryu | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Yoshinobu Tsukada | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Shinji Tomimura | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Shotaro Wada | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| @ Junya Kameshiro | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Hiroo Kawai | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| David Oh | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Tomoyo Ikemura | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Toru Suzuki | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| 50 | Kazuhiro Yamashita | +1 | +1 | F | 73 | - | - | - | 73 |
| Achi Sato | +1 | +1 | F | 73 | - | - | - | 73 | |
| Noriyuki Kurogi | +1 | +1 | F | 73 | - | - | - | 73 | |
| Yosuke Tsukada | +1 | +1 | F | 73 | - | - | - | 73 | |
| @ Daiki Imano | +1 | +1 | F | 73 | - | - | - | 73 | |
| Satoshi Tomiyama | +1 | +1 | F | 73 | - | - | - | 73 | |
| Kazuhiko Hosokawa | +1 | +1 | F | 73 | - | - | - | 73 | |
| Sang-Hee Lee | +1 | +1 | F | 73 | - | - | - | 73 | |
| Masanori Kobayashi | +1 | +1 | F | 73 | - | - | - | 73 | |
| Ryuichi Oda | +1 | +1 | F | 73 | - | - | - | 73 | |
| Brad Kennedy | +1 | +1 | F | 73 | - | - | - | 73 | |
| 61 | Won Joon Lee | +2 | +2 | F | 74 | - | - | - | 74 |
| Tatsuhiko Takahashi | +2 | +2 | F | 74 | - | - | - | 74 | |
| Masayoshi Nakayama | +2 | +2 | F | 74 | - | - | - | 74 | |
| Taichi Nabetani | +2 | +2 | F | 74 | - | - | - | 74 | |
| Atomu Shigenaga | +2 | +2 | F | 74 | - | - | - | 74 | |
| Dong-Kyu Jang | +2 | +2 | F | 74 | - | - | - | 74 | |
| Yoshikazu Haku | +2 | +2 | F | 74 | - | - | - | 74 | |
| Yasuki Hiramoto | +2 | +2 | F | 74 | - | - | - | 74 | |
| Riito Mieno | +2 | +2 | F | 74 | - | - | - | 74 | |
| Tadahiro Takayama | +2 | +2 | F | 74 | - | - | - | 74 | |
| Ryosuke Narimatsu | +2 | +2 | F | 74 | - | - | - | 74 | |
| Chan Kim | +2 | +2 | F | 74 | - | - | - | 74 | |
| Hisaki Takeuchi | +2 | +2 | F | 74 | - | - | - | 74 | |
| Tae-Hee Lee | +2 | +2 | F | 74 | - | - | - | 74 | |
| Jun Kikuchi | +2 | +2 | F | 74 | - | - | - | 74 | |
| Yuki Inamori | +2 | +2 | F | 74 | - | - | - | 74 | |
| Brendan Jones | +2 | +2 | F | 74 | - | - | - | 74 | |
| Shunsuke Sonoda | +2 | +2 | F | 74 | - | - | - | 74 | |
| @ Kazuki Higa | +2 | +2 | F | 74 | - | - | - | 74 | |
| 80 | Toyokazu Fujishima | +3 | +3 | F | 75 | - | - | - | 75 |
| Futoshi Fujita | +3 | +3 | F | 75 | - | - | - | 75 | |
| Naruhito Ueda | +3 | +3 | F | 75 | - | - | - | 75 | |
| Michio Matsumura | +3 | +3 | F | 75 | - | - | - | 75 | |
| Toshinori Muto | +3 | +3 | F | 75 | - | - | - | 75 | |
| Daisuke Maruyama | +3 | +3 | F | 75 | - | - | - | 75 | |
| Satoshi Hara | +3 | +3 | F | 75 | - | - | - | 75 | |
| Koichi Kitamura | +3 | +3 | F | 75 | - | - | - | 75 | |
| Yosuke Asaji | +3 | +3 | F | 75 | - | - | - | 75 | |
| Michael Hendry | +3 | +3 | F | 75 | - | - | - | 75 | |
| Shugo Imahira | +3 | +3 | F | 75 | - | - | - | 75 | |
| 91 | Daijiro Izumida | +4 | +4 | F | 76 | - | - | - | 76 |
| Hidemasa Hoshino | +4 | +4 | F | 76 | - | - | - | 76 | |
| Masaki Morikawa | +4 | +4 | F | 76 | - | - | - | 76 | |
| Scott Strange | +4 | +4 | F | 76 | - | - | - | 76 | |
| @ Masaya Takahashi | +4 | +4 | F | 76 | - | - | - | 76 | |
| Kenichi Kuboya | +4 | +4 | F | 76 | - | - | - | 76 | |
| Toyokazu Hioki | +4 | +4 | F | 76 | - | - | - | 76 | |
| Paul Sheehan | +4 | +4 | F | 76 | - | - | - | 76 | |
| 99 | Yasuo Sawasaki | +5 | +5 | F | 77 | - | - | - | 77 |
| Hyung-Sung Kim | +5 | +5 | F | 77 | - | - | - | 77 | |
| Yusuke Uraguchi | +5 | +5 | F | 77 | - | - | - | 77 | |
| @ Masaki Mikura | +5 | +5 | F | 77 | - | - | - | 77 | |
| Takaya Suzuki | +5 | +5 | F | 77 | - | - | - | 77 | |
| Tomoya Maki | +5 | +5 | F | 77 | - | - | - | 77 | |
| Toru Taniguchi | +5 | +5 | F | 77 | - | - | - | 77 | |
| Yukimasa Saito | +5 | +5 | F | 77 | - | - | - | 77 | |
| @ Toshiki Ishitoku | +5 | +5 | F | 77 | - | - | - | 77 | |
| 108 | Katsumasa Miyamoto | +6 | +6 | F | 78 | - | - | - | 78 |
| @ Taisei Yamada | +6 | +6 | F | 78 | - | - | - | 78 | |
| @ Lucas Herbert | +6 | +6 | F | 78 | - | - | - | 78 | |
| Takafumi Kawane | +6 | +6 | F | 78 | - | - | - | 78 | |
| Yasuo Oshima | +6 | +6 | F | 78 | - | - | - | 78 | |
| Yuki Ishikawa | +6 | +6 | F | 78 | - | - | - | 78 | |
| Takaya Onoda | +6 | +6 | F | 78 | - | - | - | 78 | |
| @ Kenta Konishi | +6 | +6 | F | 78 | - | - | - | 78 | |
| Toshitaka Namikawa | +6 | +6 | F | 78 | - | - | - | 78 | |
| 117 | Ki-Sang Lee | +7 | +7 | F | 79 | - | - | - | 79 |
| Hirotaka Hideshima | +7 | +7 | F | 79 | - | - | - | 79 | |
| 119 | Makoto Inoue | +8 | +8 | F | 80 | - | - | - | 80 |
| @ Taisei Shimizu | +8 | +8 | F | 80 | - | - | - | 80 | |