【Full Leaderboard】 Update 10/21 16:10
53rd Japan Women's Open Golf Championship 2020
| ROUND 4 | @：Amateur player |
| POS | Player | Score | Rounds | Total | |||
| R1 | R2 | R3 | R4 | ||||
| - | Miyu Goto | +5 | 76 | 73 | - | - | - |
| - | Eri Fukuyama | +5 | 71 | 78 | - | - | - |
| - | Yumi Kudo | +5 | 70 | 79 | - | - | - |
| - | Momoko Osato | +5 | 75 | 74 | - | - | - |
| - | Mika Miyazato | +5 | 75 | 74 | - | - | - |
| - | Moeka Nishihata | +5 | 75 | 74 | - | - | - |
| - | Saki Nagamine | +5 | 73 | 76 | - | - | - |
| - | Ritsuko Ryu | +5 | 75 | 74 | - | - | - |
| - | Kotona Tateura | +5 | 72 | 77 | - | - | - |
| - | Mamiko Higa | +5 | 76 | 73 | - | - | - |
| - | Hee-Kyung Bae | +6 | 74 | 76 | - | - | - |
| - | Haruka Morita | +6 | 74 | 76 | - | - | - |
| - | Shiho Kawasaki | +6 | 72 | 78 | - | - | - |
| - | @ Shuri Sakuma | +6 | 78 | 72 | - | - | - |
| - | Mami Fukuda | +6 | 75 | 75 | - | - | - |
| - | Mi-Jeong Jeon | +6 | 73 | 77 | - | - | - |
| - | Chae-Young Yoon | +6 | 77 | 73 | - | - | - |
| - | Eri Joma | +6 | 76 | 74 | - | - | - |
| - | @ Haruka Kawasaki | +6 | 75 | 75 | - | - | - |
| - | Ayame Morii | +7 | 75 | 76 | - | - | - |
| - | Haruka Amamoto | +7 | 77 | 74 | - | - | - |
| - | Kanako Ishida | +7 | 78 | 73 | - | - | - |
| - | Eimi Koga | +7 | 76 | 75 | - | - | - |
| - | Natsuki Hatano | +8 | 75 | 77 | - | - | - |
| - | Yuna Takagi | +8 | 75 | 77 | - | - | - |
| - | @ Haruka Mizuki | +8 | 74 | 78 | - | - | - |
| - | Momoko Kishibe | +8 | 78 | 74 | - | - | - |
| - | Yoko Maeda | +8 | 77 | 75 | - | - | - |
| - | @ Sayaka Teraoka | +8 | 78 | 74 | - | - | - |
| - | Asuka Ishikawa | +8 | 78 | 74 | - | - | - |
| - | Ririna Staiano | +8 | 76 | 76 | - | - | - |
| - | Rumi Yoshiba | +8 | 75 | 77 | - | - | - |
| - | @ Sayana Aihara | +8 | 76 | 76 | - | - | - |
| - | Yukiko Nishiki | +9 | 78 | 75 | - | - | - |
| - | Mayu Hamada | +9 | 77 | 76 | - | - | - |
| - | Kurumi Kawamura | +9 | 78 | 75 | - | - | - |
| - | Momoko Uete | +9 | 74 | 79 | - | - | - |
| - | @ Yui Mori | +9 | 75 | 78 | - | - | - |
| - | Saiki Fujita | +9 | 75 | 78 | - | - | - |
| - | @ Kotoko Uchida | +9 | 76 | 77 | - | - | - |
| - | Ayame Sakuma | +9 | 78 | 75 | - | - | - |
| - | Yuuka Hijikata | +11 | 80 | 75 | - | - | - |
| - | Asuka Kashiwabara | +11 | 79 | 76 | - | - | - |
| - | @ Hikaru Fuchino | +11 | 75 | 80 | - | - | - |
| - | Shoka Furuya | +12 | 76 | 80 | - | - | - |
| - | @ Kaori Matsuyama | +12 | 78 | 78 | - | - | - |
| - | Misuzu Narita | +13 | 81 | 76 | - | - | - |
| - | Yui Noritomi | +13 | 80 | 77 | - | - | - |
| - | Aoi Ohnishi | +15 | 78 | 81 | - | - | - |
| - | Yuki Yamauchi | +15 | 79 | 80 | - | - | - |
| - | Himawari Ogura | +16 | 82 | 78 | - | - | - |
| - | @ Hina Karakida | +17 | 80 | 81 | - | - | - |