Stadium: Court 13 Round: 25 Ground: Hardcourt outdoor
| ITF W15 Sapporo | 2023/07/26 04:15 | Honori Koyama v Aely Arai | 7-6,3-6,3-6 |
| ITF W15 Sapporo | 2023/07/24 01:00 | Honori Koyama v Sera Nishimoto | 6-3,6-4 |
| UTR Pro Miki - naised | 2023/07/09 00:30 | Honori Koyama v Yuna Kadowaki | 6-4,6-4 |
| UTR Pro Miki - naised | 2023/07/08 05:45 | Honori Koyama v Satsuki Ishikawa | 6-2,5-4 |
| UTR Pro Miki - naised | 2023/07/07 05:00 | Honori Koyama v Amina Salibayeva | 6-7,6-1,4-6 |
| UTR Pro Miki - naised | 2023/07/05 00:30 | Honori Koyama v Hinata Chiba | 1-6,1-6 |
| UTR Pro Miki - naised | 2023/07/03 00:30 | Uta Asakura v Honori Koyama | 3-6,6-4,2-4 |
| ITF W15 Kawaguchi | 2023/06/14 05:00 | Haine Ogata v Honori Koyama | 6-1,6-1 |
| ITF W15 Nakhon Si Thammarat | 2023/07/20 02:00 | BoYoung Jeong v Yu Jin Ahn | 0-6,4-6 |
| ITF W15 Nakhon Si Thammarat | 2023/07/18 04:05 | Kisa Yoshioka v BoYoung Jeong | 6-7,3-6 |
| ITF W15 Nakhon Si Thammarat | 2023/07/13 02:00 | Dayeon Back v BoYoung Jeong | 6-0,6-1 |
| ITF W15 Nakhon Si Thammarat | 2023/07/12 07:00 | Marente Sijbesma v BoYoung Jeong | 6-3,4-6,4-6 |
| ITF W25 Daegu | 2023/06/07 01:00 | BoYoung Jeong v Kyoka Okamura | 3-6,0-6 |
| ITF W25 Changwon | 2023/05/31 01:00 | Ya-Hsuan Lee v BoYoung Jeong | 6-4,6-3 |
| ITF W25 Goyang | 2023/05/24 03:55 | BoYoung Jeong v Hanyu Guo | 0-6,1-6 |
| ITF W25 Incheon | 2023/05/15 00:55 | BoYoung Jeong v Yugyeong Oh | 1-6,3-6 |