Stadium: 4 Round: 54 Ground: Hardcourt outdoor
| ITF W15 Kawaguchi | 2024/06/03 00:30 | Honori Koyama v Ayaka Ozeki | 4-6,3-6 |
| ITF W15 Tokyo | 2024/05/29 01:00 | Akiko Omae v Honori Koyama | 6-3,6-3 |
| ITF W15 Fukui | 2024/05/23 00:55 | Ho Ching Wu v Honori Koyama | 6-1,6-1 |
| ITF W15 Fukui | 2024/05/22 01:00 | Honori Koyama v Aely Arai | 4-6,6-3,6-4 |
| ITF W15 Toyama | 2024/05/15 03:10 | Honori Koyama v Funa Kozaki | 1-6,2-6 |
| ITF W15 Toyama | 2024/05/14 06:15 | Koharu Niimi v Honori Koyama | 3-6,3-6 |
| ITF W15 Toyama | 2024/05/14 02:30 | Mua Shigeta v Honori Koyama | 3-6,1-6 |
| ITF W15 Hinode | 2024/03/18 01:00 | Yuno Kitahara v Honori Koyama | 6-2,6-2 |
| ITF W15 Kawaguchi | 2024/06/04 01:00 | Tahlia Kokkinis v Ke Ren | 6-0,6-3 |
| ITF W100 Tokyo | 2024/05/28 02:00 | Kurumi Tamura v Ke Ren | 6-3,7-5 |
| ITF W100 Tokyo | 2024/05/27 01:30 | Erica Kanna Hagi v Ke Ren | 3-6,4-6 |
| ITF W50 Anning | 2024/05/12 04:30 | Jialan Cai v Ke Ren | 6-4,0-6,2-6 |
| ITF W75 Luan | 2024/05/05 06:25 | Ke Ren v Yanni Liu | 6-4,5-7,2-6 |
| ITF W50 Wuning | 2024/04/21 02:15 | Ke Ren v Mana Ayukawa | 2-6,5-7 |
| ITF W25 Qian Daohu | 2023/10/22 03:20 | Ke Ren v Yanan Hou | 4-6,1-6 |
| ITF W100 Shenzhen | 2023/10/15 04:30 | Ke Ren v Chengyiyi Yuan | 2-6,0-6 |