Stadium: Centre Court Round: 54 Ground: Hardcourt outdoor
| ITF M15 Hua Hin | 2019/08/27 08:45 | Billy Harris v Seita Watanabe | 6-2,6-1 |
| ITF M15 Hua Hin | 2019/08/27 05:45 | Bingyu Yu v Seita Watanabe | 2-6,2-6 |
| ITF M15 Hua Hin | 2019/08/21 04:50 | Seong Chan Hong v Seita Watanabe | 6-1,6-2 |
| ITF M15 Hua Hin | 2019/08/20 03:00 | Anirudh Chandrasekar v Seita Watanabe | 2-6,3-6 |
| ITF M15 Hua Hin | 2019/08/19 04:45 | Bang Shuo Yin v Seita Watanabe | 6-4,1-6,5-10 |
| ITF M25 Taipei | 2019/07/26 02:00 | Makoto Ochi v Seita Watanabe | 6-4,7-6 |
| ITF M25 Taipei | 2019/07/24 02:00 | Seita Watanabe v Chien Hsun Lo | 6-2,6-2 |
| ITF M25 Taipei | 2019/07/23 02:00 | Taisei Ichikawa v Seita Watanabe | 5-7,4-6 |
| ITF M15 Hua Hin | 2019/08/29 04:40 | Ryan Peniston v Cameron Green | 6-0,6-3 |
| ITF M15 Hua Hin | 2019/08/27 07:10 | Sanhui Shin v Cameron Green | 3-6,3-6 |
| ITF M15 Hua Hin | 2019/08/27 04:00 | Ren Nakamura v Cameron Green | 1-6,4-6 |
| ITF M15 Hua Hin | 2019/08/21 06:10 | Bradley Mousley v Cameron Green | 6-3,7-6 |
| ITF M15 Hua Hin | 2019/08/20 03:00 | Uisung Park v Cameron Green | 6-7,0-6 |
| ITF M15 Hua Hin | 2019/08/19 03:00 | Tarun Anirudh Chilakalapudi v Cameron Green | 1-6,1-6 |
| ITF M15 Jakarta | 2019/08/12 07:50 | Cameron Green v Aaron Schmid | 5-7,3-6 |
| ITF M15 Jakarta | 2019/08/06 02:30 | Alexander Crnokrak v Cameron Green | 6-3,6-4 |