Stadium: Center Court Round: 26 Ground: Hardcourt indoor
| ITF M15 Nanchang MD | 2019/10/02 08:05 | Ichikawa/Watanabe v Ho/Yeung | 2-6,6-2,7-10 |
| ITF M15 Nanchang MD | 2019/09/25 06:05 | Ichikawa/Watanabe v Cheruku/Peranamallur | 4-6,7-6,5-10 |
| ITF M15 Hua Hin MD | 2019/09/04 08:25 | Ichikawa/Watanabe v Fukuda/Moritani | 2-6,3-6 |
| ITF M15 Hua Hin MD | 2019/08/28 09:20 | Chen/Yu v Ichikawa/Watanabe | 6-2,2-6,10-4 |
| ITF M15 Hua Hin MD | 2019/08/20 06:25 | Ichikawa/Watanabe v Green/Peniston | 3-6,6-7 |
| ITF M15 Gimcheon MD | 2019/06/20 07:05 | Ichikawa/Watanabe v Kim/Kwon | 4-6,6-2,8-10 |
| ITF M15 Gimcheon MD | 2019/06/19 04:35 | Ichikawa/Watanabe v Hong/Shin | 6-3,2-6,10-6 |
| ITF M15 Daegu MD | 2019/06/08 04:00 | Ichikawa/Watanabe v Lim/Song | 6-7,1-6 |
| Challenger Kaohsiung MD | 2019/09/20 05:00 | Ho/Lee v Matsui/Watanuki | 6-4,6-7,10-4 |
| Challenger Kaohsiung MD | 2019/09/18 12:40 | Millman/Puodziunas v Matsui/Watanuki | 7-6,4-6,8-10 |