Stadium: Court 5 Round: 45 Ground: Hardcourt outdoor
| Tsukuba, Singles W-ITF-JPN-13A | 2019/08/20 00:30 | Nagi Hanatani v Rina Saigo | 6-1,6-1 |
| ITF - W100 Tokyo | 2019/11/11 01:00 | Nagi Hanatani v Anri Nagata | 6-4,6-2 |
| Shenzhen, Simples W-ITF-CHN-26A | 2019/11/05 01:35 | Nagi Hanatani v Peangtarn Plipuech | 6-7,3-6 |
| Shenzhen, Simples W-ITF-CHN-26A | 2019/11/04 04:40 | Dejana Radanovic v Nagi Hanatani | 4-6,6-7 |
| ITF W25 Hamamatsu | 2019/10/16 02:50 | Nagi Hanatani v Funa Kozaki | 3-6,6-3,4-6 |
| ITF W25 Makinohara | 2019/10/13 05:15 | Paula Badosa v Nagi Hanatani | 7-5,6-1 |
| ITF W25 Makinohara | 2019/10/13 01:00 | Nagi Hanatani v Ushijima, Risa | 6-0,6-2 |
| ITF W25 Makinohara | 2019/10/11 00:30 | Nagi Hanatani v Namigata, Junri | 7-5,1-6,7-6 |
| ITF W25 Makinohara | 2019/10/10 00:30 | Ueda, Ramu v Nagi Hanatani | 3-6,2-6 |
| ITF - W100 Tokyo | 2019/11/11 01:00 | Rina Saigo v Mana Ayukawa | 2-6,7-5,10-6 |
| ITF - W15 Antalya | 2019/10/09 13:05 | Arshinkova, Petia v Rina Saigo | 1-6,7-6,6-2 |
| ITF - W15 Antalya | 2019/10/05 07:00 | Sharipova, Sabina v Rina Saigo | 5-7,6-3,6-1 |
| ITF - W15 Antalya | 2019/10/04 07:00 | Rina Saigo v Maria Timofeeva | 6-3,4-6,7-5 |
| ITF - W15 Antalya | 2019/10/03 07:00 | Tilbuerger, Jantje v Rina Saigo | 6-7,6-3,3-6 |
| ITF - W15 Antalya | 2019/10/02 08:40 | Karola Patricia Bejenaru v Rina Saigo | 1-6,4-6 |
| ITF - W15 Antalya | 2019/09/19 09:10 | Eliessa Vanlangendonck v Rina Saigo | 6-4,6-4 |
| ITF - W15 Antalya | 2019/09/17 08:50 | Rina Saigo v Ochsner, Svenja | 6-2,6-3 |