Stadium: Court 7 Round: 25 Ground: Hardcourt outdoor
| ITF W25 Gatineau | 2019/07/16 14:25 | Carol Zhao v Risa Ozaki | 6-3,1-6,6-2 |
| ITF W60 Honolulu | 2019/07/12 00:10 | Risa Ozaki v Kayla Day | 5-7,3-6 |
| ITF W60 Honolulu | 2019/07/10 20:00 | Risa Ozaki v Kelly Chen | 7-5,6-4 |
| ITF W25 Jakarta | 2019/06/23 03:00 | Risa Ozaki v Arianne Hartono | 6-4,6-1 |
| ITF W25 Jakarta | 2019/06/22 03:00 | Hiroko Kuwata v Risa Ozaki | 2-6,1-6 |
| ITF W25 Jakarta | 2019/06/21 02:00 | Risa Ozaki v Nudnida Luangnam | 6-2,7-5 |
| ITF W25 Jakarta | 2019/06/20 05:30 | Risa Ozaki v Beatrice Gumulya | 2-6,6-1,6-1 |
| ITF W25 Jakarta | 2019/06/19 02:00 | Risa Ozaki v Janice Tjen | 6-0,6-2 |
| ITF W25 Gatineau | 2019/07/18 14:00 | Quinn Gleason v Yuuki Tanaka | 6-0,7-6 |
| ITF W25 Gatineau | 2019/07/17 14:00 | Holly Verner v Yuuki Tanaka | 0-6,1-6 |
| ITF W25 Saskatoon | 2019/07/09 15:00 | Yuuki Tanaka v Pamela Montez | 4-6,3-6 |
| ITF W25 Daegu | 2019/06/04 01:00 | Yuuki Tanaka v Na Ri Kim | 3-6,6-7 |
| ITF W25 Daegu | 2019/06/03 01:00 | Yuuki Tanaka v Ji Min Park | 6-4,6-2 |
| ITF W25 Goyang | 2019/05/23 02:00 | Yuuki Tanaka v Chanel Simmonds | 2-6,2-6 |
| ITF W25 Goyang | 2019/05/22 05:20 | Mai Minokoshi v Yuuki Tanaka | 5-7,7-6,5-7 |
| ITF W25 Goyang | 2019/05/21 01:00 | Yuuki Tanaka v Kotomi Takahata | 6-0,6-0 |