【Full Leaderboard】 Update 07/19 14:56
86th Japan Open Golf Championship 2021
| ROUND 1 | @：Amateur player |
| POS | Player | Score | Today | Hole | Rounds | Total | |||
| R1 | R2 | R3 | R4 | ||||||
| 1 | Hiroshi Iwata | -8 | -8 | F | 63 | - | - | - | 63 |
| 2 | Tomohiro Ishizaka | -7 | -7 | F | 64 | - | - | - | 64 |
| 3 | Yuta Ikeda | -6 | -6 | F | 65 | - | - | - | 65 |
| 4 | Koumei Oda | -5 | -5 | F | 66 | - | - | - | 66 |
| Junya Kameshiro | -5 | -5 | F | 66 | - | - | - | 66 | |
| Tomoharu Otsuki | -5 | -5 | F | 66 | - | - | - | 66 | |
| Yuki Furukawa | -5 | -5 | F | 66 | - | - | - | 66 | |
| Satoshi Kodaira | -5 | -5 | F | 66 | - | - | - | 66 | |
| Ryuichi Oiwa | -5 | -5 | F | 66 | - | - | - | 66 | |
| Chan Kim | -5 | -5 | F | 66 | - | - | - | 66 | |
| Hyun-Wu Ryu | -5 | -5 | F | 66 | - | - | - | 66 | |
| 12 | Todd Baek | -4 | -4 | F | 67 | - | - | - | 67 |
| Daiki Imano | -4 | -4 | F | 67 | - | - | - | 67 | |
| Takumi Kanaya | -4 | -4 | F | 67 | - | - | - | 67 | |
| Tadahiro Takayama | -4 | -4 | F | 67 | - | - | - | 67 | |
| Hideto Kobukuro | -4 | -4 | F | 67 | - | - | - | 67 | |
| Shaun Norris | -4 | -4 | F | 67 | - | - | - | 67 | |
| Yosuke Tsukada | -4 | -4 | F | 67 | - | - | - | 67 | |
| Jinichiro Kozuma | -4 | -4 | F | 67 | - | - | - | 67 | |
| Rikuya Hoshino | -4 | -4 | F | 67 | - | - | - | 67 | |
| Kodai Ichihara | -4 | -4 | F | 67 | - | - | - | 67 | |
| Ryutaro Nagano | -4 | -4 | F | 67 | - | - | - | 67 | |
| Atomu Shigenaga | -4 | -4 | F | 67 | - | - | - | 67 | |
| Naoto Nakanishi | -4 | -4 | F | 67 | - | - | - | 67 | |
| 25 | Yuta Uetake | -3 | -3 | F | 68 | - | - | - | 68 |
| Yasunobu Fukunaga | -3 | -3 | F | 68 | - | - | - | 68 | |
| Mikumu Horikawa | -3 | -3 | F | 68 | - | - | - | 68 | |
| Jay Choi | -3 | -3 | F | 68 | - | - | - | 68 | |
| Shota Akiyoshi | -3 | -3 | F | 68 | - | - | - | 68 | |
| Norihiko Furusho | -3 | -3 | F | 68 | - | - | - | 68 | |
| Taisei Shimizu | -3 | -3 | F | 68 | - | - | - | 68 | |
| Todd Sinnott | -3 | -3 | F | 68 | - | - | - | 68 | |
| Kaito Onishi | -3 | -3 | F | 68 | - | - | - | 68 | |
| Kenta Endo | -3 | -3 | F | 68 | - | - | - | 68 | |
| Scott Vincent | -3 | -3 | F | 68 | - | - | - | 68 | |
| 36 | Daisuke Yasumoto | -2 | -2 | F | 69 | - | - | - | 69 |
| Naoyuki Kataoka | -2 | -2 | F | 69 | - | - | - | 69 | |
| Katsumasa Miyamoto | -2 | -2 | F | 69 | - | - | - | 69 | |
| @ Taiga Semikawa | -2 | -2 | F | 69 | - | - | - | 69 | |
| @ Jiei Kawai | -2 | -2 | F | 69 | - | - | - | 69 | |
| Koichi Kitamura | -2 | -2 | F | 69 | - | - | - | 69 | |
| Yuki Inamori | -2 | -2 | F | 69 | - | - | - | 69 | |
| Yuki Ishikawa | -2 | -2 | F | 69 | - | - | - | 69 | |
| Tomofumi Ouchi | -2 | -2 | F | 69 | - | - | - | 69 | |
| Ryosuke Kinoshita | -2 | -2 | F | 69 | - | - | - | 69 | |
| 46 | Yosuke Asaji | -1 | -1 | F | 70 | - | - | - | 70 |
| Angelo Que | -1 | -1 | F | 70 | - | - | - | 70 | |
| Shugo Imahira | -1 | -1 | F | 70 | - | - | - | 70 | |
| @ Kohei Okada | -1 | -1 | F | 70 | - | - | - | 70 | |
| Akira Teranishi | -1 | -1 | F | 70 | - | - | - | 70 | |
| Hiroki Abe | -1 | -1 | F | 70 | - | - | - | 70 | |
| Mikiya Akutsu | -1 | -1 | F | 70 | - | - | - | 70 | |
| Ryo Katsumata | -1 | -1 | F | 70 | - | - | - | 70 | |
| @ Masato Sumiuchi | -1 | -1 | F | 70 | - | - | - | 70 | |
| Terumichi Kakazu | -1 | -1 | F | 70 | - | - | - | 70 | |
| David Bransdon | -1 | -1 | F | 70 | - | - | - | 70 | |
| Kazuki Higa | -1 | -1 | F | 70 | - | - | - | 70 | |
| Thanyakon Khrongpha | -1 | -1 | F | 70 | - | - | - | 70 | |
| @ Keita Nakajima | -1 | -1 | F | 70 | - | - | - | 70 | |
| Daijiro Izumida | -1 | -1 | F | 70 | - | - | - | 70 | |
| Toru Taniguchi | -1 | -1 | F | 70 | - | - | - | 70 | |
| Shota Matsumoto | -1 | -1 | F | 70 | - | - | - | 70 | |
| Hideto Tanihara | -1 | -1 | F | 70 | - | - | - | 70 | |
| @ Riki Kawamoto | -1 | -1 | F | 70 | - | - | - | 70 | |
| 65 | @ Yuta Sugiura | ±0 | ±0 | F | 71 | - | - | - | 71 |
| Yuto Katsuragawa | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| Fumihiro Ebine | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| @ Kosuke Suzuki | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| Atsushi Yuge | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| Yuta Koketsu | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| Yusaku Miyazato | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| Hirotaro Naito | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| Toshinori Muto | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| Taihei Sato | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| Tomohiro Umeyama | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| @ Ren Yonezawa | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| Masafumi Kawase | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| Taichi Teshima | ±0 | ±0 | F | 71 | - | - | - | 71 | |
| 79 | Mitsumasa Tamura | +1 | +1 | F | 72 | - | - | - | 72 |
| Akio Sadakata | +1 | +1 | F | 72 | - | - | - | 72 | |
| Shota Seki | +1 | +1 | F | 72 | - | - | - | 72 | |
| Young-Han Song | +1 | +1 | F | 72 | - | - | - | 72 | |
| @ Taiga Sugihara | +1 | +1 | F | 72 | - | - | - | 72 | |
| Daisuke Harada | +1 | +1 | F | 72 | - | - | - | 72 | |
| Taiki Yoshida | +1 | +1 | F | 72 | - | - | - | 72 | |
| Eric Sugimoto | +1 | +1 | F | 72 | - | - | - | 72 | |
| Kenichi Kuboya | +1 | +1 | F | 72 | - | - | - | 72 | |
| Nobuaki Oda | +1 | +1 | F | 72 | - | - | - | 72 | |
| @ Kensei Hirata | +1 | +1 | F | 72 | - | - | - | 72 | |
| @ Koshiro Maeda | +1 | +1 | F | 72 | - | - | - | 72 | |
| Tomoyasu Sugiyama | +1 | +1 | F | 72 | - | - | - | 72 | |
| Kaigo Tamaki | +1 | +1 | F | 72 | - | - | - | 72 | |
| 93 | Ryuko Tokimatsu | +2 | +2 | F | 73 | - | - | - | 73 |
| Katsuhiro Kushiyama | +2 | +2 | F | 73 | - | - | - | 73 | |
| Shingo Katayama | +2 | +2 | F | 73 | - | - | - | 73 | |
| Taiko Nishiyama | +2 | +2 | F | 73 | - | - | - | 73 | |
| @ Kosei Takeyama | +2 | +2 | F | 73 | - | - | - | 73 | |
| @ Ryuta Suzuki | +2 | +2 | F | 73 | - | - | - | 73 | |
| Takahiro Hataji | +2 | +2 | F | 73 | - | - | - | 73 | |
| Ryo Noro | +2 | +2 | F | 73 | - | - | - | 73 | |
| Hiroki Tanaka | +2 | +2 | F | 73 | - | - | - | 73 | |
| 102 | Kunihiro Kamii | +3 | +3 | F | 74 | - | - | - | 74 |
| Kazumasa Matsuda | +3 | +3 | F | 74 | - | - | - | 74 | |
| Ryosuke Narimatsu | +3 | +3 | F | 74 | - | - | - | 74 | |
| Kazuya Koura | +3 | +3 | F | 74 | - | - | - | 74 | |
| Yuto Soeda | +3 | +3 | F | 74 | - | - | - | 74 | |
| 107 | Kenji Itami | +4 | +4 | F | 75 | - | - | - | 75 |
| Tatsunori Shogenji | +4 | +4 | F | 75 | - | - | - | 75 | |
| Kazuki Ishige | +4 | +4 | F | 75 | - | - | - | 75 | |
| Yuki Kajimura | +4 | +4 | F | 75 | - | - | - | 75 | |
| Kei Takahashi | +4 | +4 | F | 75 | - | - | - | 75 | |
| Yuki Takeuchi | +4 | +4 | F | 75 | - | - | - | 75 | |
| 113 | Shohei Karimata | +5 | +5 | F | 76 | - | - | - | 76 |
| Yuichi Yamada | +5 | +5 | F | 76 | - | - | - | 76 | |
| Shotaro Tanaka | +5 | +5 | F | 76 | - | - | - | 76 | |
| Masanori Kobayashi | +5 | +5 | F | 76 | - | - | - | 76 | |
| 117 | Koki Tomimoto | +6 | +6 | F | 77 | - | - | - | 77 |
| 118 | @ Naoki Uchida | +7 | +7 | F | 78 | - | - | - | 78 |
| 119 | Shunichiro Morioka | +8 | +8 | F | 79 | - | - | - | 79 |
| 120 | Shoji Kawai | +10 | +10 | F | 81 | - | - | - | 81 |