【Full Leaderboard】 Update 10/21 16:10
53rd Japan Women's Open Golf Championship 2020
| ROUND 1 | @:Amateur player |
| POS | Player | Score | Today | Hole | Rounds | Total | |||
| R1 | R2 | R3 | R4 | ||||||
| 1 | Na-Ri Lee | -8 | -8 | F | 64 | - | - | - | 64 |
| 2 | Sakura Koiwai | -6 | -6 | F | 66 | - | - | - | 66 |
| 3 | Momoko Ueda | -4 | -4 | F | 68 | - | - | - | 68 |
| Erika Hara | -4 | -4 | F | 68 | - | - | - | 68 | |
| 5 | Aya Kinoshita | -3 | -3 | F | 69 | - | - | - | 69 |
| Kokone Yoshimoto | -3 | -3 | F | 69 | - | - | - | 69 | |
| Sayaka Takahashi | -3 | -3 | F | 69 | - | - | - | 69 | |
| Mizuki Tanaka | -3 | -3 | F | 69 | - | - | - | 69 | |
| 9 | Mao Nozawa | -2 | -2 | F | 70 | - | - | - | 70 |
| Lala Anai | -2 | -2 | F | 70 | - | - | - | 70 | |
| Minami Katsu | -2 | -2 | F | 70 | - | - | - | 70 | |
| Pei-Ying Tsai | -2 | -2 | F | 70 | - | - | - | 70 | |
| Erika Kikuchi | -2 | -2 | F | 70 | - | - | - | 70 | |
| Kana Mikashima | -2 | -2 | F | 70 | - | - | - | 70 | |
| Yumi Kudo | -2 | -2 | F | 70 | - | - | - | 70 | |
| 16 | Teresa Lu | -1 | -1 | F | 71 | - | - | - | 71 |
| Shina Kanazawa | -1 | -1 | F | 71 | - | - | - | 71 | |
| Saki Asai | -1 | -1 | F | 71 | - | - | - | 71 | |
| Eri Fukuyama | -1 | -1 | F | 71 | - | - | - | 71 | |
| Chie Arimura | -1 | -1 | F | 71 | - | - | - | 71 | |
| Fumika Kawagishi | -1 | -1 | F | 71 | - | - | - | 71 | |
| Miki Sakai | -1 | -1 | F | 71 | - | - | - | 71 | |
| Mizuki Oide | -1 | -1 | F | 71 | - | - | - | 71 | |
| 24 | Yumi Narisawa | ±0 | ±0 | F | 72 | - | - | - | 72 |
| Hikaru Yoshimoto | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| @ Nanako Inagaki | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Miyu Yamashita | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Kotona Tateura | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Shiho Oyama | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Yukari Nishiyama | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Mao Saigo | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Haruka Kudo | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Shiho Kawasaki | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Sumika Nakasone | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| Minami Hiruta | ±0 | ±0 | F | 72 | - | - | - | 72 | |
| 36 | Ai Suzuki | +1 | +1 | F | 73 | - | - | - | 73 |
| Saki Nagamine | +1 | +1 | F | 73 | - | - | - | 73 | |
| Nanoko Hayashi | +1 | +1 | F | 73 | - | - | - | 73 | |
| Seonwoo Bae | +1 | +1 | F | 73 | - | - | - | 73 | |
| Mi-Jeong Jeon | +1 | +1 | F | 73 | - | - | - | 73 | |
| Hikari Kawamitsu | +1 | +1 | F | 73 | - | - | - | 73 | |
| Ji-Hee Lee | +1 | +1 | F | 73 | - | - | - | 73 | |
| Eri Okayama | +1 | +1 | F | 73 | - | - | - | 73 | |
| Reika Usui | +1 | +1 | F | 73 | - | - | - | 73 | |
| Yuka Saso | +1 | +1 | F | 73 | - | - | - | 73 | |
| Ayaka Furue | +1 | +1 | F | 73 | - | - | - | 73 | |
| Asako Fujimoto | +1 | +1 | F | 73 | - | - | - | 73 | |
| @ Akie Iwai | +1 | +1 | F | 73 | - | - | - | 73 | |
| @ Mirai Hamasaki | +1 | +1 | F | 73 | - | - | - | 73 | |
| Risa Murata | +1 | +1 | F | 73 | - | - | - | 73 | |
| @ Miyu Abe | +1 | +1 | F | 73 | - | - | - | 73 | |
| Jiyai Shin | +1 | +1 | F | 73 | - | - | - | 73 | |
| Hina Arakaki | +1 | +1 | F | 73 | - | - | - | 73 | |
| Hikari Tanabe | +1 | +1 | F | 73 | - | - | - | 73 | |
| 55 | Momoko Uete | +2 | +2 | F | 74 | - | - | - | 74 |
| Serena Aoki | +2 | +2 | F | 74 | - | - | - | 74 | |
| Ayaka Watanabe | +2 | +2 | F | 74 | - | - | - | 74 | |
| Kotona Izumida | +2 | +2 | F | 74 | - | - | - | 74 | |
| Momo Yoshikawa | +2 | +2 | F | 74 | - | - | - | 74 | |
| @ Haruka Mizuki | +2 | +2 | F | 74 | - | - | - | 74 | |
| Hee-Kyung Bae | +2 | +2 | F | 74 | - | - | - | 74 | |
| Nana Suganuma | +2 | +2 | F | 74 | - | - | - | 74 | |
| Min-Young Lee | +2 | +2 | F | 74 | - | - | - | 74 | |
| Haruka Morita | +2 | +2 | F | 74 | - | - | - | 74 | |
| @ Chisato Iwai | +2 | +2 | F | 74 | - | - | - | 74 | |
| Yuna Nishimura | +2 | +2 | F | 74 | - | - | - | 74 | |
| 67 | Mami Fukuda | +3 | +3 | F | 75 | - | - | - | 75 |
| @ Hikaru Fuchino | +3 | +3 | F | 75 | - | - | - | 75 | |
| Ritsuko Ryu | +3 | +3 | F | 75 | - | - | - | 75 | |
| Rumi Yoshiba | +3 | +3 | F | 75 | - | - | - | 75 | |
| Ah-Reum Hwang | +3 | +3 | F | 75 | - | - | - | 75 | |
| @ Yui Mori | +3 | +3 | F | 75 | - | - | - | 75 | |
| Saiki Fujita | +3 | +3 | F | 75 | - | - | - | 75 | |
| Maria Shinohara | +3 | +3 | F | 75 | - | - | - | 75 | |
| Kumiko Kaneda | +3 | +3 | F | 75 | - | - | - | 75 | |
| Rio Ishii | +3 | +3 | F | 75 | - | - | - | 75 | |
| @ Haruka Kawasaki | +3 | +3 | F | 75 | - | - | - | 75 | |
| Kana Nagai | +3 | +3 | F | 75 | - | - | - | 75 | |
| Yuna Takagi | +3 | +3 | F | 75 | - | - | - | 75 | |
| Natsuki Hatano | +3 | +3 | F | 75 | - | - | - | 75 | |
| Ayame Morii | +3 | +3 | F | 75 | - | - | - | 75 | |
| Ayako Kimura | +3 | +3 | F | 75 | - | - | - | 75 | |
| Mone Inami | +3 | +3 | F | 75 | - | - | - | 75 | |
| Momoko Osato | +3 | +3 | F | 75 | - | - | - | 75 | |
| Moeka Nishihata | +3 | +3 | F | 75 | - | - | - | 75 | |
| Mika Miyazato | +3 | +3 | F | 75 | - | - | - | 75 | |
| Rei Matsuda | +3 | +3 | F | 75 | - | - | - | 75 | |
| Ayaka Matsumori | +3 | +3 | F | 75 | - | - | - | 75 | |
| 89 | Ririna Staiano | +4 | +4 | F | 76 | - | - | - | 76 |
| Eimi Koga | +4 | +4 | F | 76 | - | - | - | 76 | |
| @ Sayana Aihara | +4 | +4 | F | 76 | - | - | - | 76 | |
| Mamiko Higa | +4 | +4 | F | 76 | - | - | - | 76 | |
| Eri Joma | +4 | +4 | F | 76 | - | - | - | 76 | |
| @ Kotoko Uchida | +4 | +4 | F | 76 | - | - | - | 76 | |
| Shoka Furuya | +4 | +4 | F | 76 | - | - | - | 76 | |
| Miyu Goto | +4 | +4 | F | 76 | - | - | - | 76 | |
| @ Tsubasa Kajitani | +4 | +4 | F | 76 | - | - | - | 76 | |
| Karin Takeyama | +4 | +4 | F | 76 | - | - | - | 76 | |
| 99 | Chae-Young Yoon | +5 | +5 | F | 77 | - | - | - | 77 |
| Mizuki Kimura | +5 | +5 | F | 77 | - | - | - | 77 | |
| Yoko Maeda | +5 | +5 | F | 77 | - | - | - | 77 | |
| Mayu Hamada | +5 | +5 | F | 77 | - | - | - | 77 | |
| Haruka Amamoto | +5 | +5 | F | 77 | - | - | - | 77 | |
| 104 | Asuka Ishikawa | +6 | +6 | F | 78 | - | - | - | 78 |
| Kurumi Kawamura | +6 | +6 | F | 78 | - | - | - | 78 | |
| @ Kaori Matsuyama | +6 | +6 | F | 78 | - | - | - | 78 | |
| Kanako Ishida | +6 | +6 | F | 78 | - | - | - | 78 | |
| Ayame Sakuma | +6 | +6 | F | 78 | - | - | - | 78 | |
| Yukiko Nishiki | +6 | +6 | F | 78 | - | - | - | 78 | |
| Momoko Kishibe | +6 | +6 | F | 78 | - | - | - | 78 | |
| @ Shuri Sakuma | +6 | +6 | F | 78 | - | - | - | 78 | |
| Aoi Ohnishi | +6 | +6 | F | 78 | - | - | - | 78 | |
| @ Sayaka Teraoka | +6 | +6 | F | 78 | - | - | - | 78 | |
| 114 | Asuka Kashiwabara | +7 | +7 | F | 79 | - | - | - | 79 |
| Yuki Yamauchi | +7 | +7 | F | 79 | - | - | - | 79 | |
| 116 | Yuuka Hijikata | +8 | +8 | F | 80 | - | - | - | 80 |
| Yui Noritomi | +8 | +8 | F | 80 | - | - | - | 80 | |
| @ Hina Karakida | +8 | +8 | F | 80 | - | - | - | 80 | |
| 119 | Misuzu Narita | +9 | +9 | F | 81 | - | - | - | 81 |
| 120 | Himawari Ogura | +10 | +10 | F | 82 | - | - | - | 82 |