| UTR Pro Kawaguchi Women | 12/28 02:10 | 29 | Richard Vyborny v Rio Otaki | Walkover | |
| UTR Pro Kawaguchi Women | 12/25 03:25 | - | Rio Otaki v Azuna Ichioka | 1-6,2-6 | |
| UTR Pro Kawaguchi Women | 12/23 05:20 | - | Rio Otaki v Ayana Yaguchi | 3-6,1-6 | |
| UTR Pro Kawaguchi Women | 12/23 00:00 | - | Rio Otaki v Rina Komatsu | 4-6,5-7 | |
| UTR Pro Kawaguchi Women | 12/22 02:20 | - | Rio Otaki v Yui Shinohara | 3-6,4-6 |