Round: 62 Ground: Hardcourt outdoor
| Challenger Bangkok 2 Qual | 2017/01/07 05:35 | Kuan-Yi Lee v Yu Chang | 3-6,7-5,7-5 |
| ITF Vietnam F8 | 2016/10/23 02:00 | Yu Chang v Patcharapol Kawin | 4-6,7-6,6-0 |
| ITF Vietnam F7 | 2016/10/15 04:30 | David Nguyen v Yu Chang | 6-4,6-2 |
| ITF Japan F8 | 2016/06/16 02:15 | Keisuke Watanuki v Sho Katayama | 3-6,1-6 |
| ITF Japan F8 | 2016/06/15 04:30 | Shunrou Takeshima v Keisuke Watanuki | 6-7,0-6 |
| ITF Japan F7 | 2016/06/09 02:30 | Chan-Yeong Oh v Keisuke Watanuki | 6-3,6-7,6-4 |
| ITF Japan F7 | 2016/06/07 01:00 | Keisuke Watanuki v Takuto Niki | 6-4,7-6 |
| ITF Japan F6 | 2016/05/31 05:25 | Yusuke Takahashi v Keisuke Watanuki | 6-3,6-4 |
| ITF Japan F6 Qual | 2016/05/29 04:00 | Keisuke Watanuki v Sho Shimabukuro | 6-1,6-0 |
| ITF Japan F6 Qual | 2016/05/28 01:00 | Keisuke Watanuki v Shin Yoshida | 6-1,6-4 |
| ITF Japan F5 | 2016/04/06 03:40 | Keisuke Watanuki v Sho Katayama | 2-6,5-7 |