Stadium: Court 5 Round: 54 Ground: Hardcourt outdoor
| ITF W15 Cancun | 2019/08/28 14:00 | Haine Ogata v Emilie L Gallagher | 6-7,6-4,3-6 |
| ITF W15 Cancun | 2019/08/24 14:00 | Fernanda Contreras Gomez v Haine Ogata | 6-3,7-5 |
| ITF W15 Cancun | 2019/08/23 14:00 | Haine Ogata v Katarina Kozarov | 6-3,6-4 |
| ITF W15 Cancun | 2019/08/22 14:15 | Ingrid Gamarra Martins v Haine Ogata | 2-6,3-6 |
| ITF W15 Cancun | 2019/08/21 20:35 | Haine Ogata v Maria Gomez | 6-0,6-0 |
| ITF W15 Cancun | 2019/08/15 17:20 | Haine Ogata v Ingrid Gamarra Martins | 6-2,4-6,4-6 |
| ITF W15 Cancun | 2019/07/30 14:30 | Elle Christensen v Haine Ogata | 6-3,6-3 |
| ITF W15 Cancun | 2019/07/23 17:15 | Tiphanie Lemaitre v Haine Ogata | 4-6,6-3,7-6 |
| ITF W15 Hua Hin | 2019/10/07 05:20 | Kanyanut Sudsaard v Ai Yamaguchi | 0-6,0-6 |
| ITF W15 Anning Qual | 2019/09/22 05:20 | Soha Sadiq v Ai Yamaguchi | 6-4,6-4 |
| ITF W15 Jakarta | 2019/06/26 05:00 | Ai Yamaguchi v Aldila Sutjiadi | 4-6,0-6 |
| ITF W15 Jakarta | 2019/06/25 05:15 | Ai Yamaguchi v Sara Jamal | 6-0,6-1 |
| ITF W60 Kurume | 2019/05/13 00:30 | Ai Yamaguchi v Yuuki Tanaka | 2-6,0-6 |
| ITF Women Iizuka Qual | 2016/09/25 04:00 | Chihiro Nunome v Ai Yamaguchi | 6-0,6-2 |