Stadium: Court G Round: 45 Ground: Hardcourt outdoor
| ITF W25 Yokohama | 2019/03/04 08:05 | Ushijima, Risa v Erika Sema | 6-4,2-6,12-10 |
| Osaka, Singles W-ITF-JPN-02A | 2019/02/25 01:00 | Erika Sema v Rutuja Bhosale | 6-1,3-6,3-10 |
| ITF W60 Kyoto | 2019/02/18 05:40 | Nishimoto, Megumi v Erika Sema | 6-3,6-4 |
| ITF W60 Launceston | 2019/01/28 07:00 | Maddison Inglis v Erika Sema | 6-3,1-6,10-5 |
| ITF W60 Launceston | 2019/01/28 04:25 | Ushijima, Risa v Erika Sema | 2-6,2-6 |
| Singapour, Simples W-ITF-SGP-04A | 2019/01/22 02:00 | Aldila Sutjiadi v Erika Sema | 6-0,6-4 |
| Singapour, Simples W-ITF-SGP-04A | 2019/01/21 02:00 | Hourigan, Paige Mary v Erika Sema | 2-6,7-5,6-10 |
| Singapour, Simples W-ITF-SGP-04A | 2019/01/14 02:00 | Erika Sema v Namigata, Junri | 6-3,5-7,7-10 |
| Mildura, Simples W-ITF-AUS-06A | 2019/03/03 23:00 | Michika Ozeki v Alexandra Osborne | 3-6,4-6 |
| ITF W60 Kyoto | 2019/02/18 02:20 | Hozumi, Eri v Michika Ozeki | 6-3,6-0 |
| Jodhpur, Singles Qualifying W-ITF-IND-01A | 2019/01/30 12:15 | Nazarkina, Daria v Michika Ozeki | 7-6,7-5 |
| ITF Women Muzaffarnagar | 2018/11/12 07:25 | Michika Ozeki v Zeel Desai | 3-6,6-7 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2018/10/17 01:00 | Ushijima, Risa v Michika Ozeki | 6-3,2-6,6-3 |
| Makinohara, Singles Qualifying W-WITF-JPN-15A | 2018/10/12 01:00 | Miyamoto, Ayumi v Michika Ozeki | 6-4,7-6 |
| Makinohara, Singles Qualifying W-WITF-JPN-15A | 2018/10/11 00:30 | Ayumi Koshiishi v Michika Ozeki | 2-6,0-6 |
| Makinohara, Singles Qualifying W-WITF-JPN-15A | 2018/10/10 00:30 | Michika Ozeki v Emily Appleton | 6-3,6-3 |