Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/30 02:30 | Ozaki, Risa v Sawasdee, Watsachol | 3-6,4-6 |
| Nonthaburi, Singles W-ITF-THA-01A | 2019/05/21 05:40 | Sawasdee, Watsachol v Kuearum, Supapitch | 6-4,5-7,10-6 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/04/09 02:00 | Tanaka, Yuuki v Sawasdee, Watsachol | 6-3,6-4 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/04/08 02:00 | Ki, Yan-Tung v Sawasdee, Watsachol | 3-6,4-6 |
| WTA - Hua Hin | 2019/01/26 06:20 | Sawasdee, Watsachol v Duan, Ying-Ying | 3-6,3-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/12/03 03:00 | Sawasdee, Watsachol v Silakul, Chanikarn | 7-5,4-6,3-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/11/28 03:00 | Sawasdee, Watsachol v Momkoonthod, Tamachan | 1-6,4-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/11/26 03:00 | Sun, Ziyue v Sawasdee, Watsachol | 0-6,1-6 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/11/16 03:00 | Sawasdee, Watsachol v Misaki Matsuda | 3-6,6-3,5-7 |
| Kurume, Singles W-ITF-JPN-11A | 2019/05/14 02:30 | Ozaki, Risa v Imanishi, Miharu | 3-6,1-6 |
| Fukuoka, Singles W-ITF-JPN-10A | 2019/05/10 04:00 | Zarina Diyas v Ozaki, Risa | 6-2,6-0 |
| Fukuoka, Singles W-ITF-JPN-10A | 2019/05/09 03:55 | Berfu Cengiz v Ozaki, Risa | 3-6,3-6 |
| Fukuoka, Singles W-ITF-JPN-10A | 2019/05/07 03:20 | Ozaki, Risa v Jamie Loeb | 6-1,6-7,6-2 |
| Gifu, Singles W-ITF-JPN-09A | 2019/05/03 02:15 | Ozaki, Risa v Maddison Inglis | 7-6,2-6,2-6 |
| Gifu, Singles W-ITF-JPN-09A | 2019/05/02 03:20 | Lao, Danielle v Ozaki, Risa | 2-6,3-6 |
| Gifu, Singles W-ITF-JPN-09A | 2019/04/30 02:35 | Ahn, Kristie v Ozaki, Risa | 2-6,3-6 |
| Osaka, Singles W-ITF-JPN-02A | 2019/04/11 02:45 | Ozaki, Risa v Erika Sema | 5-7,6-7 |