Stadion: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF - M25 - Wuhan | 2019/05/12 02:00 | Yan Bai v Shuichi Sekiguchi | 6-2,6-4 |
| ITF - M25 - Wuhan | 2019/05/11 02:00 | Shuichi Sekiguchi v Wishaya Trongcharoenchaikul | 7-6,7-5 |
| ITF - M25 - Wuhan | 2019/05/10 03:20 | Tyler Lu v Shuichi Sekiguchi | 1-6,0-6 |
| ITF - M25 - Wuhan | 2019/05/09 04:05 | Hong Kit Wong v Shuichi Sekiguchi | 2-6,3-6 |
| ITF - M15 - Wuhan | 2019/05/05 02:00 | Shuichi Sekiguchi v Sho Shimabukuro | 6-3,6-0 |
| ITF - M15 - Wuhan | 2019/05/04 02:00 | Shuichi Sekiguchi v Kuan-Yi Lee | 6-3,6-3 |
| ITF - M15 - Wuhan | 2019/05/02 04:50 | Shuichi Sekiguchi v Alexander Crnokrak | 7-5,6-2 |
| ITF - M15 - Wuhan | 2019/05/01 05:50 | Shuichi Sekiguchi v Chenhe Li | 6-4,6-3 |
| Challenger - Da Nang | 2019/01/07 04:25 | Sonchat Ratiwatana v Alafia Ayeni | 4-6,6-7 |
| ITF - Thailand F9 | 2015/04/19 03:00 | Katsuki Nagao v Sonchat Ratiwatana | 6-3,6-3 |
| ITF - Thailand F9 | 2015/04/18 04:00 | Sonchat Ratiwatana v Syed Mohd Agil Syed Naguib | 6-3,6-1 |
| ITF - Japan F4 | 2015/03/29 00:00 | Jarryd Chaplin v Sonchat Ratiwatana | 5-7,6-3,6-2 |