【Full Leaderboard】 Update 05/20 15:05
43rd Japan Women's Open Golf Championship 2010
| ROUND 4 | @：Amateur player |
| POS | Player | Score | Today | Hole | Rounds | Total | Prize | |||
| R1 | R2 | R3 | R4 | |||||||
| 1 | Mika Miyazato | -12 | -4 | F | 68 | 67 | 73 | 68 | 276 | ￥ 28,000,000 |
| 2 | Miki Saiki | -6 | -3 | F | 71 | 71 | 71 | 69 | 282 | ￥ 15,400,000 |
| 3 | Sun-Ju Ahn | -5 | -5 | F | 73 | 72 | 71 | 67 | 283 | ￥ 10,780,000 |
| 4 | Chie Arimura | -4 | -3 | F | 70 | 70 | 75 | 69 | 284 | ￥ 7,000,000 |
| 5 | Na-Yeon Choi | -3 | -2 | F | 72 | 69 | 74 | 70 | 285 | ￥ 5,390,000 |
| Ayako Uehara | -3 | +1 | F | 68 | 73 | 71 | 73 | 285 | ￥ 5,390,000 | |
| 7 | Hee-Young Park | -1 | ±0 | F | 76 | 66 | 73 | 72 | 287 | ￥ 3,920,000 |
| Sakura Yokomine | -1 | ±0 | F | 73 | 71 | 71 | 72 | 287 | ￥ 3,920,000 | |
| 9 | Ai Miyazato | ±0 | +2 | F | 72 | 70 | 72 | 74 | 288 | ￥ 3,080,000 |
| 10 | Eun-Hee Ji | +1 | ±0 | F | 74 | 70 | 73 | 72 | 289 | ￥ 2,660,000 |
| 11 | Ah-Reum Hwang | +2 | -2 | F | 72 | 71 | 77 | 70 | 290 | ￥ 2,331,000 |
| Eun-A Lim | +2 | -1 | F | 75 | 74 | 70 | 71 | 290 | ￥ 2,331,000 | |
| 13 | Tomomi Hirose | +3 | +1 | F | 73 | 70 | 75 | 73 | 291 | ￥ 1,841,000 |
| Hyun-Ju Shin | +3 | +4 | F | 77 | 68 | 70 | 76 | 291 | ￥ 1,841,000 | |
| 15 | Yuri Fudo | +4 | -1 | F | 70 | 74 | 77 | 71 | 292 | ￥ 1,596,000 |
| Yani Tseng | +4 | -1 | F | 71 | 76 | 74 | 71 | 292 | ￥ 1,596,000 | |
| 17 | Song-Hee Kim | +6 | ±0 | F | 72 | 77 | 73 | 72 | 294 | ￥ 1,435,000 |
| Shinobu Moromizato | +6 | +1 | F | 73 | 74 | 74 | 73 | 294 | ￥ 1,435,000 | |
| 19 | Momoko Ueda | +7 | -1 | F | 74 | 70 | 80 | 71 | 295 | ￥ 1,295,000 |
| @ Danielle Kang | +7 | +1 | F | 75 | 75 | 72 | 73 | 295 | - | |
| Kaori Aoyama | +7 | +2 | F | 77 | 69 | 75 | 74 | 295 | ￥ 1,295,000 | |
| @ Natsuka Hori | +7 | +7 | F | 73 | 70 | 73 | 79 | 295 | - | |
| 23 | Yuki Ichinose | +8 | -1 | F | 75 | 78 | 72 | 71 | 296 | ￥ 1,197,000 |
| Ritsuko Ryu | +8 | +1 | F | 78 | 71 | 74 | 73 | 296 | ￥ 1,197,000 | |
| 25 | @ Sakura Kito | +9 | +1 | F | 76 | 77 | 71 | 73 | 297 | - |
| Asako Fujimoto | +9 | +4 | F | 75 | 71 | 75 | 76 | 297 | ￥ 1,148,000 | |
| 27 | Young Kim | +10 | ±0 | F | 75 | 74 | 77 | 72 | 298 | ￥ 1,064,000 |
| Ji-Woo Lee | +10 | +1 | F | 77 | 73 | 75 | 73 | 298 | ￥ 1,064,000 | |
| Ji-Hee Lee | +10 | +2 | F | 69 | 75 | 80 | 74 | 298 | ￥ 1,064,000 | |
| Na-Ri Lee | +10 | +2 | F | 71 | 79 | 74 | 74 | 298 | ￥ 1,064,000 | |
| Junko Omote | +10 | +4 | F | 72 | 75 | 75 | 76 | 298 | ￥ 1,064,000 | |
| @ Mamiko Higa | +10 | +6 | F | 73 | 74 | 73 | 78 | 298 | - | |
| 33 | Nikki Campbell | +11 | +2 | F | 72 | 72 | 81 | 74 | 299 | ￥ 966,000 |
| @ Haruka Kudo | +11 | +3 | F | 75 | 76 | 73 | 75 | 299 | - | |
| Hiromi Takesue | +11 | +4 | F | 73 | 77 | 73 | 76 | 299 | ￥ 966,000 | |
| 36 | Saiki Fujita | +12 | ±0 | F | 75 | 74 | 79 | 72 | 300 | ￥ 910,000 |
| Mie Nakata | +12 | +2 | F | 73 | 78 | 75 | 74 | 300 | ￥ 910,000 | |
| @ Serena Aoki | +12 | +4 | F | 76 | 75 | 73 | 76 | 300 | - | |
| Yukari Baba | +12 | +7 | F | 73 | 75 | 73 | 79 | 300 | ￥ 910,000 | |
| 40 | Natsu Nagai | +13 | ±0 | F | 74 | 75 | 80 | 72 | 301 | ￥ 854,000 |
| Mayu Hattori | +13 | +4 | F | 77 | 74 | 74 | 76 | 301 | ￥ 854,000 | |
| @ Asuka Kashiwabara | +13 | +5 | F | 73 | 76 | 75 | 77 | 301 | - | |
| Na-Ri Kim | +13 | +7 | F | 74 | 77 | 71 | 79 | 301 | ￥ 854,000 | |
| Miki Sakai | +13 | +9 | F | 74 | 72 | 74 | 81 | 301 | ￥ 854,000 | |
| Rikako Morita | +13 | +9 | F | 76 | 72 | 72 | 81 | 301 | ￥ 854,000 | |
| 46 | @ Harukyo Nomura | +14 | +4 | F | 75 | 73 | 78 | 76 | 302 | - |
| 47 | Akane Iijima | +15 | +3 | F | 74 | 77 | 77 | 75 | 303 | ￥ 798,000 |
| Misato Nishikawa | +15 | +4 | F | 76 | 74 | 77 | 76 | 303 | ￥ 798,000 | |
| Nozomi Inoue | +15 | +4 | F | 79 | 71 | 77 | 76 | 303 | ￥ 798,000 | |
| 50 | Nobuko Kizawa | +16 | +3 | F | 78 | 75 | 76 | 75 | 304 | ￥ 763,000 |
| Rui Kitada | +16 | +4 | F | 79 | 74 | 75 | 76 | 304 | ￥ 763,000 | |
| 52 | Erika Kikuchi | +17 | +4 | F | 76 | 75 | 78 | 76 | 305 | ￥ 742,000 |
| 53 | Mayumi Shimomura | +18 | +2 | F | 74 | 77 | 81 | 74 | 306 | ￥ 700,000 |
| Yumiko Baba | +18 | +2 | F | 78 | 75 | 79 | 74 | 306 | ￥ 700,000 | |
| Risa Ogusu | +18 | +3 | F | 76 | 76 | 79 | 75 | 306 | ￥ 700,000 | |
| Izumi Narita | +18 | +4 | F | 71 | 79 | 80 | 76 | 306 | ￥ 700,000 | |
| Yui Kawahara | +18 | +5 | F | 73 | 78 | 78 | 77 | 306 | ￥ 700,000 | |
| 58 | Mina Nakayama | +19 | +5 | F | 75 | 76 | 79 | 77 | 307 | ￥ 658,000 |
| 59 | Yuko Saito | +20 | +4 | F | 78 | 74 | 80 | 76 | 308 | ￥ 637,000 |
| Satsuki Otahara | +20 | +5 | F | 74 | 75 | 82 | 77 | 308 | ￥ 637,000 | |
| 61 | @ Mami Fukuda | +21 | +8 | F | 75 | 77 | 77 | 80 | 309 | - |
| 62 | @ Eri Joma | +22 | +6 | F | 78 | 73 | 81 | 78 | 310 | - |
| 63 | Maria Iida | +23 | +10 | F | 78 | 73 | 78 | 82 | 311 | ￥ 616,000 |
| 64 | @ Miho Mori | +24 | +8 | F | 77 | 75 | 80 | 80 | 312 | - |
| Toshimi Kimura | +24 | +9 | F | 74 | 79 | 78 | 81 | 312 | ￥ 602,000 | |
| 66 | Onnarin Sattayabanphot | +25 | +11 | F | 77 | 76 | 77 | 83 | 313 | ￥ 588,000 |