Stadium: Court 5 Round: 26 Ground: Hardcourt outdoor
| ITF Vietnam F8 | 2016/08/02 02:00 | Shintaro Imai v Ren Nakamura | 7-5,2-6,6-1 |
| ITF Thailand F5 | 2018/10/02 07:35 | Ren Nakamura v Sookton-Eng, Chanchai | 6-4,6-2 |
| ITF Thailand F5 | 2018/10/01 02:30 | Singh, Dalwinder v Ren Nakamura | 3-6,3-6 |
| ITF Thailand F5 | 2018/09/30 02:30 | Anthony Susanto v Ren Nakamura | 6-7,2-6 |
| ITF Thailand F3 | 2018/09/05 07:05 | Ren Nakamura v El Midhawy, Adam | 6-7,1-6 |
| ITF Thailand F3 | 2018/09/03 02:00 | Tanthaseraneewat, Suthinan v Ren Nakamura | 1-6,3-6 |
| ITF Thailand F3 | 2018/09/02 02:00 | Kasidit Samrej v Ren Nakamura | 4-6,5-7 |
| ITF Thailand F2 | 2018/08/26 03:30 | Shirafuji, Naru v Ren Nakamura | 6-1,6-3 |
| ITF Thailand F2 | 2018/08/25 04:00 | Kamchai, Thammarat v Ren Nakamura | 4-6,0-6 |
| ITF Thailand F5 | 2018/10/02 07:25 | Dembek, Michal v Shintaro Imai | 1-6,3-6 |
| ITF Thailand F4 | 2018/09/29 03:00 | Takeuchi, Kento (1987) v Shintaro Imai | 2-6,6-4,3-6 |
| ITF Thailand F4 | 2018/09/27 02:30 | Moritani, Soichiro v Shintaro Imai | 1-6,6-7 |
| ITF Thailand F4 | 2018/09/26 04:55 | Congsup Congcar v Shintaro Imai | 4-6,3-6 |
| ITF Thailand F4 | 2018/09/24 04:00 | Spec, Matic v Shintaro Imai | 6-7,3-6 |
| Zhangjiagang, China | 2018/09/03 03:15 | Shintaro Imai v Sidharth Rawat | 3-6,1-6 |
| Challenger Gwangju Qual | 2018/08/12 01:30 | Shintaro Imai v Na, Jung-Woong | 4-6,2-6 |
| Jinan, China | 2018/08/04 08:20 | Shintaro Imai v Tung-Lin Wu | 2-6,3-6 |