【Full Leaderboard】 Update 09/17 19:49
33rd Japan Senior Open Golf Championship 2023
| ROUND 4 | @：Amateur player |
| POS | Player | Score | Today | Hole | Rounds | Total | Prize | |||
| R1 | R2 | R3 | R4 | |||||||
| 1 | Hiroyuki Fujita | -10 | -2 | F | 70 | 71 | 67 | 70 | 278 | ￥ 16,000,000 |
| 2 | Masayoshi Yamazoe | -9 | -4 | F | 69 | 70 | 72 | 68 | 279 | ￥ 7,480,000 |
| Prayad Marksaeng | -9 | -4 | F | 69 | 69 | 73 | 68 | 279 | ￥ 7,480,000 | |
| 4 | I J Jang | -8 | -5 | F | 72 | 71 | 70 | 67 | 280 | ￥ 3,680,000 |
| Nobuhiro Masuda | -8 | -1 | F | 68 | 70 | 71 | 71 | 280 | ￥ 3,680,000 | |
| 6 | Shingo Katayama | -7 | -1 | F | 69 | 73 | 68 | 71 | 281 | ￥ 2,600,000 |
| Katsumasa Miyamoto | -7 | +2 | F | 66 | 73 | 68 | 74 | 281 | ￥ 2,600,000 | |
| 8 | Takashi Kanemoto | -6 | -3 | F | 73 | 73 | 67 | 69 | 282 | ￥ 2,080,000 |
| 9 | Katsumi Kubo | -4 | -1 | F | 70 | 71 | 72 | 71 | 284 | ￥ 1,760,000 |
| 10 | Mitsuhiro Watanabe | -3 | +1 | F | 68 | 71 | 73 | 73 | 285 | ￥ 1,520,000 |
| 11 | Akira Teranishi | -1 | +1 | F | 69 | 72 | 73 | 73 | 287 | ￥ 1,142,400 |
| Jeev Milkha Singh | -1 | +1 | F | 69 | 73 | 72 | 73 | 287 | ￥ 1,142,400 | |
| Suk Joug Yul | -1 | +1 | F | 70 | 75 | 69 | 73 | 287 | ￥ 1,142,400 | |
| Kazunori Suzuki | -1 | +2 | F | 71 | 68 | 74 | 74 | 287 | ￥ 1,142,400 | |
| Hiroaki Iijima | -1 | +4 | F | 71 | 70 | 70 | 76 | 287 | ￥ 1,142,400 | |
| 16 | Hidezumi Shirakata | ±0 | -1 | F | 69 | 74 | 74 | 71 | 288 | ￥ 840,000 |
| Shinichi Yokota | ±0 | ±0 | F | 70 | 72 | 74 | 72 | 288 | ￥ 840,000 | |
| Taichi Teshima | ±0 | +4 | F | 73 | 66 | 73 | 76 | 288 | ￥ 840,000 | |
| 19 | Hiroo Okamo | +1 | -2 | F | 70 | 73 | 76 | 70 | 289 | ￥ 663,111 |
| Achi Sato | +1 | ±0 | F | 73 | 72 | 72 | 72 | 289 | ￥ 663,111 | |
| Toshihiro Aizawa | +1 | +2 | F | 70 | 71 | 74 | 74 | 289 | ￥ 663,111 | |
| David Smail | +1 | +1 | F | 73 | 74 | 69 | 73 | 289 | ￥ 663,111 | |
| S K HO | +1 | +2 | F | 71 | 74 | 70 | 74 | 289 | ￥ 663,111 | |
| Toru Taniguchi | +1 | +3 | F | 71 | 73 | 70 | 75 | 289 | ￥ 663,111 | |
| Thaworn Wiratchant | +1 | +3 | F | 71 | 73 | 70 | 75 | 289 | ￥ 663,111 | |
| Yoichi Shimizu | +1 | +4 | F | 71 | 72 | 70 | 76 | 289 | ￥ 663,111 | |
| Kazuhiro Kida | +1 | +5 | F | 71 | 71 | 70 | 77 | 289 | ￥ 663,111 | |
| 28 | Koji Iwasaki | +2 | -2 | F | 73 | 73 | 74 | 70 | 290 | ￥ 568,000 |
| Katsunori Kuwabara | +2 | +7 | F | 74 | 69 | 68 | 79 | 290 | ￥ 568,000 | |
| 30 | Takeshi Sakiyama | +3 | +1 | F | 70 | 71 | 77 | 73 | 291 | ￥ 530,666 |
| Naoki Yazawa | +3 | +2 | F | 70 | 76 | 71 | 74 | 291 | ￥ 530,666 | |
| Kenichi Kuboya | +3 | +4 | F | 74 | 71 | 70 | 76 | 291 | ￥ 530,666 | |
| 33 | Arihito Umeda | +4 | +3 | F | 73 | 71 | 73 | 75 | 292 | ￥ 504,000 |
| Kazuhiko Hosokawa | +4 | +3 | F | 72 | 75 | 70 | 75 | 292 | ￥ 504,000 | |
| Naoki Shimoyama | +4 | +4 | F | 72 | 70 | 74 | 76 | 292 | ￥ 504,000 | |
| 36 | Kazumasa Sakaitani | +5 | ±0 | F | 70 | 72 | 79 | 72 | 293 | ￥ 480,000 |
| Hirofumi Miyase | +5 | ±0 | F | 74 | 71 | 76 | 72 | 293 | ￥ 480,000 | |
| @ Masaya Takahashi | +5 | +2 | F | 75 | 71 | 73 | 74 | 293 | - | |
| Sungpil Park | +5 | +4 | F | 71 | 71 | 75 | 76 | 293 | ￥ 480,000 | |
| 40 | Kaname Yokoo | +6 | +1 | F | 73 | 74 | 74 | 73 | 294 | ￥ 456,000 |
| Mitsugu Kawai | +6 | +2 | F | 70 | 73 | 77 | 74 | 294 | ￥ 456,000 | |
| Tatsuya Tanioka | +6 | +4 | F | 72 | 69 | 77 | 76 | 294 | ￥ 456,000 | |
| 43 | Yoshinobu Tsukada | +7 | +2 | F | 73 | 71 | 77 | 74 | 295 | ￥ 432,000 |
| Nobuyuki Shirai | +7 | +2 | F | 74 | 72 | 75 | 74 | 295 | ￥ 432,000 | |
| Hitoshi Kato | +7 | +8 | F | 72 | 70 | 73 | 80 | 295 | ￥ 432,000 | |
| 46 | Shigeru Nonaka | +8 | +3 | F | 72 | 75 | 74 | 75 | 296 | ￥ 408,000 |
| Hideki Usami | +8 | +4 | F | 73 | 71 | 76 | 76 | 296 | ￥ 408,000 | |
| Toru Suzuki | +8 | +4 | F | 76 | 71 | 73 | 76 | 296 | ￥ 408,000 | |
| @ Ichiro Tanimoto | +8 | +5 | F | 73 | 72 | 74 | 77 | 296 | - | |
| @ Hiroyasu Yokoyama | +8 | +7 | F | 71 | 72 | 74 | 79 | 296 | - | |
| 51 | Satoshi Higashi | +9 | +6 | F | 71 | 74 | 74 | 78 | 297 | ￥ 388,000 |
| Norio Shinozaki | +9 | +7 | F | 72 | 74 | 72 | 79 | 297 | ￥ 388,000 | |
| 53 | Tetsuji Hiratsuka | +10 | +3 | F | 74 | 73 | 76 | 75 | 298 | ￥ 368,000 |
| Tadanori Shibata | +10 | +6 | F | 70 | 76 | 74 | 78 | 298 | ￥ 368,000 | |
| Shoichi Kita | +10 | +7 | F | 70 | 75 | 74 | 79 | 298 | ￥ 368,000 | |
| 56 | Yukio Fukazawa | +11 | +3 | F | 71 | 73 | 80 | 75 | 299 | ￥ 348,000 |
| Naoyuki Tamura | +11 | +3 | F | 73 | 73 | 78 | 75 | 299 | ￥ 348,000 | |
| 58 | Jiro Minamizaki | +12 | +2 | F | 71 | 76 | 79 | 74 | 300 | ￥ 328,000 |
| Frankie Minoza | +12 | +2 | F | 74 | 73 | 79 | 74 | 300 | ￥ 328,000 | |
| Katsuyoshi Murakami | +12 | +6 | F | 70 | 76 | 76 | 78 | 300 | ￥ 328,000 | |