Stadium: Court F Round: 28 Ground: Hardcourt indoor
| Challenger Kobe MD | 2019/11/07 07:45 | Reid/Saville v Matsui/Watanuki | 0-6,6-4,9-11 |
| Challenger Kobe MD | 2019/11/05 06:55 | Ichikawa/Watanabe v Matsui/Watanuki | 6-3,5-7,4-10 |
| 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 |
| Challenger Kobe MD | 2019/11/07 07:00 | Raja/Ramanathan v Nam/Song | 7-5,2-6,10-7 |
| ATP Pune MD | 2018/12/31 14:25 | Bambridge/O'Mara v Raja/Ramanathan | 7-6,6-3 |