| ITF M25 - HongKong | 06/16 02:00 | 29 | Agustin Velotti v Shintaro Imai | 6-3,6-3 | |
| ITF M25 - HongKong | 06/15 03:00 | 28 | [363] Shintaro Imai v Chun Hsin Tseng [426] | 6-2,6-2 | |
| ITF M25 - HongKong | 06/14 02:00 | 27 | [363] Shintaro Imai v Xin Gao [394] | 6-4,6-7,6-3 | |
| ITF M25 - HongKong | 06/13 03:45 | 26 | Shintaro Imai v Hong Kit Wong | 6-3,3-6,6-1 | |
| ITF M25 - HongKong | 06/12 02:55 | 25 | [363] Shintaro Imai v N. Vijay Sundar Prashanth [255] | 6-2,6-4 | |
| ITF M25 - HongKong | 06/09 04:00 | 29 | [359] Shintaro Imai v Shuichi Sekiguchi [423] | 6-2,6-1 | |
| ITF M25 - HongKong | 06/08 03:00 | 28 | [372] Yan Bai v Shintaro Imai [359] | 6-7,3-6 | |
| ITF M25 - HongKong | 06/07 02:00 | 27 | [359] Shintaro Imai v Yuta Shimizu [463] | 5-7,7-5,6-3 | |
| ITF M25 - HongKong | 06/06 02:00 | 26 | [360] Yu Hsiou Hsu v Shintaro Imai [359] | 2-6,3-6 | |
| ITF M25 - HongKong | 06/04 05:45 | 25 | Chak L C Wong v Shintaro Imai | 1-6,1-6 | |
| ITF M25 - Nonthaburi | 05/25 03:00 | 28 | [352] Ji Sung Nam v Shintaro Imai [361] | 6-4,7-5 | |
| ITF M25 - Nonthaburi | 05/24 06:30 | 27 | Shintaro Imai v Palaphoom Kovapitukted | 6-0,6-1 | |
| ITF M25 - Nonthaburi | 05/23 03:00 | 26 | [361] Shintaro Imai v Yu Hsiou Hsu [360] | 6-4,7-6 | |
| ITF M25 - Nonthaburi | 05/21 07:05 | 25 | [400] Blake Ellis v Shintaro Imai [361] | 7-6,3-6,2-6 | |
| Challenger - Gwangju | 05/14 05:35 | 25 | [364] Shintaro Imai v Zhe Li [245] | 3-6,1-6 | |
| Challenger - Gwangju | 05/13 03:55 | 24 | [364] Shintaro Imai v Maverick Banes [258] | 3-6,6-4,6-2 | |
| Challenger - Seoul | 04/30 02:00 | 25 | [162] Soonwoo Kwon v Shintaro Imai [400] | 6-3,6-2 | |
| Challenger - Seoul | 04/29 03:30 | 24 | Shintaro Imai v Hong Chung | 6-1,6-3 | |
| ITF M25 Matsuyama | 04/11 01:00 | 25 | Seong Chan Hong v Shintaro Imai | Retired | |
| ITF M15 - Kashiwa | 04/05 01:00 | 27 | [390] Shintaro Imai v Makoto Ochi [352] | 2-6,6-7 | |
| ITF M15 - Kashiwa | 04/04 03:45 | 26 | Pol Wattanakul v Shintaro Imai | 0-6,0-6 | |
| ITF M15 - Kashiwa | 04/03 02:20 | 25 | Gengo Kikuchi v Shintaro Imai | 3-6,1-6 | |
| ITF M15 - Tsukuba | 03/31 02:00 | 29 | Jumpei Yamasaki v Shintaro Imai | 4-6,4-6 | |
| ITF M15 - Tsukuba | 03/30 01:00 | 28 | Naoki Tajima v Shintaro Imai | 1-6,2-6 | |
| ITF M15 - Tsukuba | 03/29 01:00 | 27 | Yuki Mochizuki v Shintaro Imai | 3-6,6-1,4-6 | |
| ITF M15 - Tsukuba | 03/28 01:00 | 26 | Ryota Tanuma v Shintaro Imai | 5-7,3-6 | |
| ITF M15 - Tsukuba | 03/26 03:20 | 25 | [393] Shintaro Imai v Blake Ellis [404] | 6-2,7-6 | |
| ITF M15 - Nishi-Tokyo | 03/15 01:00 | 27 | [399] Shuichi Sekiguchi v Shintaro Imai [394] | 6-3,6-0 | |
| ITF M15 - Nishi-Tokyo | 03/14 01:00 | 26 | Shintaro Imai v Jumpei Yamasaki | 3-6,6-3,6-3 | |
| ITF M15 - Nishi-Tokyo | 03/13 03:50 | 25 | Shintaro Imai v Naoki Tajima | 6-1,6-4 |