【Full Leaderboard】 Update 05/20 15:10
45th Japan Women's Open Golf Championship 2012
| ROUND 4 | @：Amateur player |
| POS | Player | Score | Today | Hole | Rounds | Total | Prize | |||
| R1 | R2 | R3 | R4 | |||||||
| 1 | Shan-Shan Feng | ±0 | -1 | F | 68 | 75 | 74 | 71 | 288 | ￥ 28,000,000 |
| 2 | In-Bee Park | +1 | -2 | F | 73 | 76 | 70 | 70 | 289 | ￥ 15,400,000 |
| 3 | Ji-Hee Lee | +2 | -3 | F | 73 | 77 | 71 | 69 | 290 | ￥ 10,780,000 |
| 4 | Mika Miyazato | +3 | -1 | F | 72 | 75 | 73 | 71 | 291 | ￥ 7,000,000 |
| 5 | Ah-Reum Hwang | +4 | -1 | F | 76 | 77 | 68 | 71 | 292 | ￥ 5,390,000 |
| Rui Kitada | +4 | ±0 | F | 77 | 73 | 70 | 72 | 292 | ￥ 5,390,000 | |
| 7 | Ayako Uehara | +5 | +3 | F | 72 | 74 | 72 | 75 | 293 | ￥ 4,200,000 |
| 8 | Akane Iijima | +6 | -1 | F | 75 | 77 | 71 | 71 | 294 | ￥ 3,126,666 |
| Hiromi Takesue | +6 | ±0 | F | 78 | 74 | 70 | 72 | 294 | ￥ 3,126,666 | |
| Jeong Jang | +6 | +1 | F | 74 | 73 | 74 | 73 | 294 | ￥ 3,126,666 | |
| 11 | Natsu Nagai | +7 | -1 | F | 76 | 76 | 72 | 71 | 295 | ￥ 1,999,200 |
| Chie Arimura | +7 | +1 | F | 76 | 75 | 71 | 73 | 295 | ￥ 1,999,200 | |
| Teresa Lu | +7 | +2 | F | 72 | 74 | 75 | 74 | 295 | ￥ 1,999,200 | |
| Hiromi Mogi | +7 | +2 | F | 75 | 75 | 71 | 74 | 295 | ￥ 1,999,200 | |
| Ai Miyazato | +7 | +4 | F | 72 | 77 | 70 | 76 | 295 | ￥ 1,999,200 | |
| 16 | Maiko Wakabayashi | +8 | -1 | F | 75 | 72 | 78 | 71 | 296 | ￥ 1,317,750 |
| Esther Lee | +8 | ±0 | F | 75 | 77 | 72 | 72 | 296 | ￥ 1,317,750 | |
| Na-Ri Lee | +8 | +1 | F | 74 | 75 | 74 | 73 | 296 | ￥ 1,317,750 | |
| Na-Yeon Choi | +8 | +1 | F | 77 | 76 | 70 | 73 | 296 | ￥ 1,317,750 | |
| Onnarin Sattayabanphot | +8 | +2 | F | 74 | 76 | 72 | 74 | 296 | ￥ 1,317,750 | |
| Miki Sakai | +8 | +2 | F | 73 | 77 | 72 | 74 | 296 | ￥ 1,317,750 | |
| Mi-Jeong Jeon | +8 | +2 | F | 74 | 77 | 71 | 74 | 296 | ￥ 1,317,750 | |
| Soo-Yun Kang | +8 | +2 | F | 71 | 80 | 71 | 74 | 296 | ￥ 1,317,750 | |
| 24 | Sakura Yokomine | +9 | ±0 | F | 79 | 75 | 71 | 72 | 297 | ￥ 1,078,000 |
| In-Kyung Kim | +9 | +2 | F | 74 | 74 | 75 | 74 | 297 | ￥ 1,078,000 | |
| Yuri Fudo | +9 | +5 | F | 71 | 79 | 70 | 77 | 297 | ￥ 1,078,000 | |
| Megumi Kido | +9 | +8 | F | 70 | 74 | 73 | 80 | 297 | ￥ 1,078,000 | |
| 28 | Keiko Sasaki | +10 | -3 | F | 76 | 78 | 75 | 69 | 298 | ￥ 954,800 |
| Mihoko Iseri | +10 | -2 | F | 75 | 76 | 77 | 70 | 298 | ￥ 954,800 | |
| Yuko Fukuda | +10 | -1 | F | 77 | 76 | 74 | 71 | 298 | ￥ 954,800 | |
| Miki Saiki | +10 | +3 | F | 74 | 78 | 71 | 75 | 298 | ￥ 954,800 | |
| Na-Ri Kim | +10 | +5 | F | 70 | 75 | 76 | 77 | 298 | ￥ 954,800 | |
| 33 | Jiyai Shin | +11 | ±0 | F | 81 | 74 | 72 | 72 | 299 | ￥ 896,000 |
| 34 | Junko Omote | +12 | -3 | F | 78 | 77 | 76 | 69 | 300 | ￥ 868,000 |
| Momoko Ueda | +12 | +2 | F | 72 | 81 | 73 | 74 | 300 | ￥ 868,000 | |
| Erika Kikuchi | +12 | +3 | F | 78 | 74 | 73 | 75 | 300 | ￥ 868,000 | |
| 37 | Yukari Baba | +13 | +1 | F | 76 | 79 | 73 | 73 | 301 | ￥ 840,000 |
| 38 | Natsuka Hori | +14 | +2 | F | 79 | 74 | 75 | 74 | 302 | ￥ 798,000 |
| Mayu Hattori | +14 | +3 | F | 76 | 77 | 74 | 75 | 302 | ￥ 798,000 | |
| Hyun-Ju Shin | +14 | +3 | F | 77 | 77 | 73 | 75 | 302 | ￥ 798,000 | |
| Ji-Woo Lee | +14 | +4 | F | 76 | 74 | 76 | 76 | 302 | ￥ 798,000 | |
| Yuki Ichinose | +14 | +4 | F | 76 | 75 | 75 | 76 | 302 | ￥ 798,000 | |
| 43 | Asako Fujimoto | +15 | +2 | F | 78 | 76 | 75 | 74 | 303 | ￥ 721,000 |
| Satsuki Oshiro | +15 | +2 | F | 78 | 76 | 75 | 74 | 303 | ￥ 721,000 | |
| Yuko Saito | +15 | +3 | F | 77 | 75 | 76 | 75 | 303 | ￥ 721,000 | |
| Kumiko Kaneda | +15 | +4 | F | 74 | 79 | 74 | 76 | 303 | ￥ 721,000 | |
| Li-Ying Ye | +15 | +6 | F | 78 | 75 | 72 | 78 | 303 | ￥ 721,000 | |
| Young Kim | +15 | +7 | F | 75 | 76 | 73 | 79 | 303 | ￥ 721,000 | |
| 49 | Shinobu Moromizato | +16 | +2 | F | 78 | 76 | 76 | 74 | 304 | ￥ 665,000 |
| Da-Ye Na | +16 | +4 | F | 76 | 76 | 76 | 76 | 304 | ￥ 665,000 | |
| 51 | @ Maria Shinohara | +17 | ±0 | F | 78 | 75 | 80 | 72 | 305 | - |
| Erina Hara | +17 | +4 | F | 73 | 79 | 77 | 76 | 305 | ￥ 637,000 | |
| Bo-Bae Song | +17 | +5 | F | 75 | 77 | 76 | 77 | 305 | ￥ 637,000 | |
| @ Saki Nagamine | +17 | +6 | F | 78 | 74 | 75 | 78 | 305 | - | |
| 55 | Kaori Oe | +18 | +2 | F | 75 | 77 | 80 | 74 | 306 | ￥ 602,000 |
| Rikako Morita | +18 | +5 | F | 72 | 75 | 82 | 77 | 306 | ￥ 602,000 | |
| Yani Tseng | +18 | +9 | F | 73 | 75 | 77 | 81 | 306 | ￥ 602,000 | |
| 58 | Maria Iida | +20 | +8 | F | 78 | 73 | 77 | 80 | 308 | ￥ 574,000 |
| 59 | Saiki Fujita | +22 | +9 | F | 75 | 79 | 75 | 81 | 310 | ￥ 560,000 |
| 60 | @ Moeno Tan | +23 | +6 | F | 77 | 78 | 78 | 78 | 311 | - |