Ground: Hardcourt outdoor
| ITF W25 Hamamatsu | 2022/10/13 04:30 | Honoka Kobayashi v Ikumi Yamazaki | 3-6,3-6 |
| ITF W75 Carrara | 2024/11/28 02:50 | Ikumi Yamazaki v Maddison Inglis | 2-6,1-6 |
| ITF W75 Carrara | 2024/11/26 02:00 | Ikumi Yamazaki v Alicia Smith | 6-3,7-5 |
| ITF W75 Carrara | 2024/11/25 00:00 | Ikumi Yamazaki v Sarah Rokusek | 6-3,4-6,6-1 |
| ITF W75 Carrara | 2024/11/24 03:25 | Ikumi Yamazaki v Kanako Morisaki | 6-3,7-6 |
| ITF W50 Caloundra | 2024/11/17 02:30 | Ikumi Yamazaki v Natsuho Arakawa | 3-6,3-6 |
| ITF W50 Brisbane | 2024/11/11 04:40 | Ikumi Yamazaki v Merel Hoedt | 6-4,4-6,3-6 |
| ITF W50 Brisbane | 2024/11/10 04:40 | Ikumi Yamazaki v Belle Thompson | 6-4,7-5 |
| ITF W50 Nanao | 2024/09/26 00:30 | Kyoka Okamura v Ikumi Yamazaki | 6-3,6-4 |
| ITF W15 Ahmedabad | 2024/12/26 04:00 | Honoka Kobayashi v Elena Jamshidi | 1-6,3-6 |
| ITF W15 Ahmedabad | 2024/12/25 05:30 | Honoka Kobayashi v Anjali Rathi | 6-4,6-2 |
| ITF W15 Ahmedabad | 2024/12/24 09:25 | Honoka Kobayashi v Yashaswini Panwar | 7-5,6-0 |
| ITF W50 Navi Mumbai | 2024/12/17 08:45 | Honoka Kobayashi v Zuzanna Pawlikowska | 0-6,1-6 |
| ITF W50 Navi Mumbai | 2024/12/16 04:30 | Honoka Kobayashi v Humera Baharmus | 6-1,6-1 |
| ITF W50 Navi Mumbai | 2024/12/15 05:45 | Honoka Kobayashi v Abhaya Vemuri | 6-1,6-0 |
| ITF W50 Yokohama | 2024/11/25 00:50 | Ayumi Koshiishi v Honoka Kobayashi | 7-5,1-6,6-2 |
| ITF W100 Takasaki | 2024/11/22 01:00 | Sara Saito v Honoka Kobayashi | 6-3,6-2 |