【Full Leaderboard】 Update 08/13 17:24
107th Japan Amateur Golf Championship 2023
| ROUND 3 | ★：Exempt player |
| POS | Player | Score | Today | Hole | Rounds | Total | |||
| R1 | R2 | R3 | R4 | ||||||
| 1 | Rintaro Nakano | -13 | -6 | F | 69 | 68 | 66 | - | 203 |
| 2 | ★ Yuta Sugiura | -12 | -4 | F | 67 | 69 | 68 | - | 204 |
| 3 | Kohei Tsuda | -10 | -5 | F | 72 | 67 | 67 | - | 206 |
| Riku Unose | -10 | -2 | F | 69 | 67 | 70 | - | 206 | |
| 5 | Kota Iwai | -9 | -6 | F | 67 | 74 | 66 | - | 207 |
| ★ Minato Oshima | -9 | -4 | F | 72 | 67 | 68 | - | 207 | |
| 7 | ★ Kohei Okada | -8 | -6 | F | 73 | 69 | 66 | - | 208 |
| Masayuki Yamashita | -8 | -3 | F | 70 | 69 | 69 | - | 208 | |
| 9 | Ryuta Suzuki | -7 | -3 | F | 67 | 73 | 69 | - | 209 |
| Suguru Shimoke | -7 | -2 | F | 70 | 69 | 70 | - | 209 | |
| 11 | Naoya Hayashida | -6 | -3 | F | 71 | 70 | 69 | - | 210 |
| 12 | Shoon Kobayashi | -5 | -1 | F | 71 | 69 | 71 | - | 211 |
| 13 | Shohei Oda | -4 | -3 | F | 76 | 67 | 69 | - | 212 |
| Daiki Kagawa | -4 | -2 | F | 73 | 69 | 70 | - | 212 | |
| 15 | Hikaru Yuhara | -3 | -3 | F | 70 | 74 | 69 | - | 213 |
| ★ Chi-Chun-Chen | -3 | -3 | F | 71 | 73 | 69 | - | 213 | |
| Koichiro Furuse | -3 | -2 | F | 71 | 72 | 70 | - | 213 | |
| ★ Yutaka Toyoshima | -3 | -2 | F | 72 | 71 | 70 | - | 213 | |
| ★ Ching-Hung-Su | -3 | -1 | F | 70 | 72 | 71 | - | 213 | |
| Mitsuku Tsukagoshi | -3 | +3 | F | 73 | 65 | 75 | - | 213 | |
| 21 | Gumma Tamura | -2 | -2 | F | 71 | 73 | 70 | - | 214 |
| Yura Shimura | -2 | -1 | F | 75 | 68 | 71 | - | 214 | |
| Kaito Sato | -2 | -3 | F | 71 | 74 | 69 | - | 214 | |
| Ayumu Wada | -2 | -4 | F | 77 | 69 | 68 | - | 214 | |
| Ikuma Tsuriura | -2 | ±0 | F | 69 | 73 | 72 | - | 214 | |
| 26 | Tomoyuki Kuroda | -1 | -1 | F | 73 | 71 | 71 | - | 215 |
| ★ Komei Oishi | -1 | -1 | F | 68 | 76 | 71 | - | 215 | |
| Riki Edagawa | -1 | -2 | F | 72 | 73 | 70 | - | 215 | |
| Nariaki Sakawa | -1 | -3 | F | 76 | 70 | 69 | - | 215 | |
| Ryo Takahashi | -1 | +2 | F | 71 | 70 | 74 | - | 215 | |
| 31 | Ryohei Akizaki | ±0 | ±0 | F | 73 | 71 | 72 | - | 216 |
| Yuma Iwai | ±0 | ±0 | F | 76 | 68 | 72 | - | 216 | |
| Keiichiro Takata | ±0 | ±0 | F | 75 | 69 | 72 | - | 216 | |
| Tatsunori Arai | ±0 | -1 | F | 72 | 73 | 71 | - | 216 | |
| ★ Shu Fukuzumi | ±0 | -1 | F | 74 | 71 | 71 | - | 216 | |
| Hinata Igai | ±0 | -1 | F | 77 | 68 | 71 | - | 216 | |
| Leo Matsuyama | ±0 | -1 | F | 76 | 69 | 71 | - | 216 | |
| ★ Haruto Toge | ±0 | +2 | F | 70 | 72 | 74 | - | 216 | |
| ★ Taichiro Ideriha | ±0 | +2 | F | 71 | 71 | 74 | - | 216 | |
| Takumi Kobayashi | ±0 | -2 | F | 77 | 69 | 70 | - | 216 | |
| Shoto Yoshikawa | ±0 | +3 | F | 75 | 66 | 75 | - | 216 | |
| 42 | Masayoshi Shigenaga | +1 | +1 | F | 70 | 74 | 73 | - | 217 |
| Mao Matsuyama | +1 | ±0 | F | 71 | 74 | 72 | - | 217 | |
| Ichita Honma | +1 | +4 | F | 70 | 71 | 76 | - | 217 | |
| Taiga Shimizu | +1 | -1 | F | 76 | 70 | 71 | - | 217 | |
| Seiji Hokaiwado | +1 | -1 | F | 74 | 72 | 71 | - | 217 | |
| 47 | ★ Taishi Moto | +2 | +3 | F | 73 | 70 | 75 | - | 218 |
| Eita Yamamoto | +2 | +1 | F | 75 | 70 | 73 | - | 218 | |
| Daisuke Kotera | +2 | ±0 | F | 74 | 72 | 72 | - | 218 | |
| ★ Reo Maruo | +2 | ±0 | F | 75 | 71 | 72 | - | 218 | |
| Kaito Yonehara | +2 | ±0 | F | 76 | 70 | 72 | - | 218 | |
| 52 | ★ Masaya Takahashi | +3 | +3 | F | 71 | 73 | 75 | - | 219 |
| Sho Fukuzumi | +3 | +4 | F | 72 | 71 | 76 | - | 219 | |
| Ryota Okumatsu | +3 | +4 | F | 72 | 71 | 76 | - | 219 | |
| Keisho Nakano | +3 | +1 | F | 74 | 72 | 73 | - | 219 | |
| Yuito Dylan Arashiro | +3 | +1 | F | 76 | 70 | 73 | - | 219 | |
| 57 | Takuei Hashimoto | +5 | +3 | F | 72 | 74 | 75 | - | 221 |
| Taiki Fujii | +5 | +3 | F | 78 | 68 | 75 | - | 221 | |
| 59 | Hiroto Jono | +6 | +6 | F | 73 | 71 | 78 | - | 222 |
| Ryoya Sakai | +6 | +5 | F | 73 | 72 | 77 | - | 222 | |
| Taiga Kobayashi | +6 | +4 | F | 71 | 75 | 76 | - | 222 | |
| 62 | Ryusei Sawada | +8 | +6 | F | 76 | 70 | 78 | - | 224 |