【Full Leaderboard】 Update 07/19 14:33
31st Japan Senior Open Golf Championship 2021
| ROUND 4 | @：Amateur player |
| POS | Player | Score | Today | Hole | Rounds | Total | Prize | |||
| R1 | R2 | R3 | R4 | |||||||
| 1 | Taichi Teshima | -19 | -5 | F | 68 | 66 | 65 | 66 | 265 | ￥ 16,000,000 |
| 2 | Katsunori Kuwabara | -11 | -5 | F | 69 | 67 | 71 | 66 | 273 | ￥ 8,800,000 |
| 3 | Hiroaki Iijima | -10 | -2 | F | 67 | 68 | 70 | 69 | 274 | ￥ 6,160,000 |
| 4 | Keiichiro Fukabori | -8 | +1 | F | 68 | 69 | 67 | 72 | 276 | ￥ 4,000,000 |
| 5 | Prayad Marksaeng | -7 | +1 | F | 68 | 71 | 66 | 72 | 277 | ￥ 3,360,000 |
| 6 | Yoichi Shimizu | -6 | -2 | F | 68 | 73 | 68 | 69 | 278 | ￥ 2,600,000 |
| Toru Taniguchi | -6 | -1 | F | 66 | 71 | 71 | 70 | 278 | ￥ 2,600,000 | |
| 8 | @ Akio Mizukami | -5 | ±0 | F | 68 | 71 | 69 | 71 | 279 | - |
| Eiji Mizoguchi | -5 | +1 | F | 67 | 71 | 69 | 72 | 279 | ￥ 2,080,000 | |
| 10 | Kazuhiko Hosokawa | -3 | -2 | F | 71 | 70 | 71 | 69 | 281 | ￥ 1,408,000 |
| Naoyuki Tamura | -3 | -1 | F | 69 | 69 | 73 | 70 | 281 | ￥ 1,408,000 | |
| Masayoshi Yamazoe | -3 | ±0 | F | 72 | 68 | 70 | 71 | 281 | ￥ 1,408,000 | |
| Akira Teranishi | -3 | ±0 | F | 68 | 72 | 70 | 71 | 281 | ￥ 1,408,000 | |
| Hirofumi Miyase | -3 | +3 | F | 68 | 72 | 67 | 74 | 281 | ￥ 1,408,000 | |
| 15 | Shigeru Nonaka | -2 | -3 | F | 72 | 70 | 72 | 68 | 282 | ￥ 872,000 |
| Mamo Osanai | -2 | -1 | F | 73 | 71 | 68 | 70 | 282 | ￥ 872,000 | |
| David Smail | -2 | -1 | F | 69 | 67 | 76 | 70 | 282 | ￥ 872,000 | |
| Masahiro Kuramoto | -2 | -3 | F | 70 | 75 | 69 | 68 | 282 | ￥ 872,000 | |
| Tsukasa Watanabe | -2 | -1 | F | 69 | 72 | 71 | 70 | 282 | ￥ 872,000 | |
| Kiyoshi Murota | -2 | +1 | F | 69 | 70 | 71 | 72 | 282 | ￥ 872,000 | |
| 21 | Katsunari Takahashi | -1 | -1 | F | 74 | 69 | 70 | 70 | 283 | ￥ 696,000 |
| Achi Sato | -1 | ±0 | F | 71 | 70 | 71 | 71 | 283 | ￥ 696,000 | |
| Toru Morita | -1 | +1 | F | 67 | 73 | 71 | 72 | 283 | ￥ 696,000 | |
| 24 | Hidezumi Shirakata | ±0 | ±0 | F | 73 | 71 | 69 | 71 | 284 | ￥ 600,000 |
| Toshihiro Aizawa | ±0 | ±0 | F | 67 | 73 | 73 | 71 | 284 | ￥ 600,000 | |
| Kohki Idoki | ±0 | +1 | F | 71 | 73 | 68 | 72 | 284 | ￥ 600,000 | |
| Tetsuya Nakakuki | ±0 | +1 | F | 74 | 70 | 68 | 72 | 284 | ￥ 600,000 | |
| Hisashi Sawada | ±0 | +1 | F | 73 | 70 | 69 | 72 | 284 | ￥ 600,000 | |
| Tsuneyuki Nakajima | ±0 | +1 | F | 69 | 72 | 71 | 72 | 284 | ￥ 600,000 | |
| Daisuke Maruyama | ±0 | +2 | F | 65 | 76 | 70 | 73 | 284 | ￥ 600,000 | |
| Hideki Kase | ±0 | -7 | F | 73 | 71 | 76 | 64 | 284 | ￥ 600,000 | |
| 32 | Toru Suzuki | +1 | ±0 | F | 73 | 72 | 69 | 71 | 285 | ￥ 520,000 |
| Koji Iwasaki | +1 | -4 | F | 70 | 72 | 76 | 67 | 285 | ￥ 520,000 | |
| Keiji Sakamoto | +1 | -3 | F | 72 | 73 | 72 | 68 | 285 | ￥ 520,000 | |
| 35 | Hirokazu Hagiwara | +2 | +2 | F | 70 | 70 | 73 | 73 | 286 | ￥ 492,000 |
| Yoshinobu Tsukada | +2 | +1 | F | 73 | 72 | 69 | 72 | 286 | ￥ 492,000 | |
| Shinichi Akiba | +2 | -1 | F | 70 | 71 | 75 | 70 | 286 | ￥ 492,000 | |
| Hiroo Okamo | +2 | -1 | F | 72 | 73 | 71 | 70 | 286 | ￥ 492,000 | |
| 39 | Masami Ito | +3 | +3 | F | 65 | 74 | 74 | 74 | 287 | ￥ 460,000 |
| Tsuyoshi Yoneyama | +3 | -1 | F | 71 | 72 | 74 | 70 | 287 | ￥ 460,000 | |
| Shintaro Iizuka | +3 | -1 | F | 71 | 72 | 74 | 70 | 287 | ￥ 460,000 | |
| Katsumi Kubo | +3 | +6 | F | 70 | 71 | 69 | 77 | 287 | ￥ 460,000 | |
| 43 | Takeshi Kajikawa | +4 | +4 | F | 70 | 70 | 73 | 75 | 288 | ￥ 428,000 |
| Kiyoshi Maita | +4 | +2 | F | 69 | 72 | 74 | 73 | 288 | ￥ 428,000 | |
| Jiro Minamizaki | +4 | +5 | F | 70 | 71 | 71 | 76 | 288 | ￥ 428,000 | |
| Takeshi Sakiyama | +4 | +6 | F | 70 | 69 | 72 | 77 | 288 | ￥ 428,000 | |
| 47 | Masanori Ushiyama | +5 | +4 | F | 71 | 71 | 72 | 75 | 289 | ￥ 404,000 |
| Shinsuke Yanagisawa | +5 | +2 | F | 71 | 72 | 73 | 73 | 289 | ￥ 404,000 | |
| 49 | Masahiro Yamasaki | +6 | +4 | F | 72 | 72 | 71 | 75 | 290 | ￥ 388,000 |
| Masayuki Kawamura | +6 | +2 | F | 74 | 71 | 72 | 73 | 290 | ￥ 388,000 | |
| 51 | Thaworn Wiratchant | +7 | +4 | F | 72 | 71 | 73 | 75 | 291 | ￥ 376,000 |
| 52 | Tomoaki Adachi | +8 | +4 | F | 73 | 70 | 74 | 75 | 292 | ￥ 348,000 |
| Seiki Okuda | +8 | +2 | F | 71 | 74 | 74 | 73 | 292 | ￥ 348,000 | |
| Mitsutaka Kusakabe | +8 | +2 | F | 70 | 75 | 74 | 73 | 292 | ￥ 348,000 | |
| Mitsuo Harada | +8 | +2 | F | 75 | 70 | 74 | 73 | 292 | ￥ 348,000 | |
| Hiroshi Tominaga | +8 | +1 | F | 69 | 74 | 77 | 72 | 292 | ￥ 348,000 | |
| Naoki Shimoyama | +8 | -1 | F | 76 | 69 | 77 | 70 | 292 | ￥ 348,000 | |
| 58 | Toshikazu Sugihara | +9 | +10 | F | 69 | 73 | 70 | 81 | 293 | ￥ 308,000 |
| Hitoshi Kato | +9 | +3 | F | 71 | 71 | 77 | 74 | 293 | ￥ 308,000 | |
| Tetsuhiro Ogawa | +9 | +4 | F | 71 | 73 | 74 | 75 | 293 | ￥ 308,000 | |
| Yutaka Hagawa | +9 | +2 | F | 71 | 74 | 75 | 73 | 293 | ￥ 308,000 | |
| 62 | Tomoyuki Hirano | +10 | +6 | F | 74 | 70 | 73 | 77 | 294 | ￥ 288,000 |
| Kyoji Hirota | +10 | +4 | F | 70 | 74 | 75 | 75 | 294 | ￥ 288,000 | |
| Kazuo Seike | +10 | +3 | F | 70 | 74 | 76 | 74 | 294 | ￥ 288,000 | |
| 65 | Ryoken Kawagishi | +11 | +7 | F | 70 | 73 | 74 | 78 | 295 | ￥ 288,000 |