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