 China: M25 Shenzhen - Singles - Main |
|---|
| Quarter-finals | Santillan A. | Imai S. | 2:1 (4:6, 7:64, 7:5) | details | 21.03.2025 |
| 1/8-finals | Takahashi Y. | Imai S. | 0:2 (4:6, 4:6) | details | 20.03.2025 |
| 1/16-finals | Imai S. | Isomura K. | 2:1 (6:2, 65:7, 6:4) | details | 18.03.2025 |
 Thailand: M15 Nonthaburi - Singles - Main |
|---|
| 1/8-finals | Chanta T. | Imai S. | 2:1 (6:2, 1:6, 7:65) | details | 13.03.2025 |
| 1/16-finals | Tabacco F. | Imai S. | 0:2 (2:6, 4:6) | details | 11.03.2025 |
 Australia: M25 Launceston - Singles - Main |
|---|
| 1/8-finals | Imai S. | Kubler J. | 0:2 (3:6, 3:6) | details | 27.02.2025 |
| 1/16-finals | Ogura K. | Imai S. | 0:2 (0:6, 63:7) | details | 25.02.2025 |
| Australia: M25 Burnie - Singles - Main |
|---|
| Quarter-finals | Chung H. | Imai S. | 2:0 (6:1, 6:1) | details | 21.02.2025 |
| 1/8-finals | Hulme M. | Imai S. | 0:2 (4:6, 64:7) | details | 20.02.2025 |
| 1/16-finals | Imai S. | Bouzige M. | 2:0 (6:3, 6:2) | details | 19.02.2025 |
| Australia: Brisbane 2 - Singles - Qualification |
|---|
| Semi-finals | Imai S. | Charlton J. | 1:2 (3:6, 7:65, 3:6) | details | 02.02.2025 |
| Thailand: Nonthaburi 2 - Singles - Qualification |
|---|
| Semi-finals | Shiraishi H. | Imai S. | 1:1 RET. (2:6, 7:67, 1:0) | details | 05.01.2025 |
 Japan: Kobe - Singles - Qualification |
|---|
| Semi-finals | Imai S. | Imamura M. | 1:2 (1:6, 6:3, 4:6) | details | 10.11.2024 |
| Japan: Matsuyama - Singles - Main |
|---|
| 1/8-finals | Imai S. | Atmane T. | 0:2 (4:6, 3:6) | details | 06.11.2024 |
| 1/16-finals | Imai S. | Demin Y. | 2:1 (6:4, 3:6, 6:1) | details | 05.11.2024 |
| Japan: Matsuyama - Singles - Qualification |
|---|
| Final | McCabe J. | Imai S. | 2:0 (6:2, 6:3) | details | 04.11.2024 |
| Semi-finals | Imai S. | Uchida K. | 2:0 (6:4, 6:0) | details | 03.11.2024 |
| Australia: Sydney - Singles - Main |
|---|
| 1/16-finals | Colson T. | Imai S. | 2:1 (6:3, 3:6, 6:2) | details | 28.10.2024 |
| Australia: Playford 2 - Singles - Main |
|---|
| 1/8-finals | Polmans M. | Imai S. | 2:1 (7:67, 3:6, 6:2) | details | 23.10.2024 |
| 1/16-finals | Ichikawa T. | Imai S. | 0:2 (1:6, 4:6) | details | 22.10.2024 |
| Japan: M25 Takasaki - Singles - Main |
|---|
| 1/16-finals | Imai S. | Ogura K. | CAN. | details | 18.09.2024 |
| Japan: M25 Sapporo 2 - Singles - Main |
|---|
| Quarter-finals | Kumasaka T. | Imai S. | 2:1 (2:6, 6:2, 6:3) | details | 13.09.2024 |
| 1/8-finals | Saitoh K. | Imai S. | 0:2 (2:6, 66:7) | details | 12.09.2024 |
| 1/16-finals | Sakagawa H. | Imai S. | 0:2 (4:6, 4:6) | details | 11.09.2024 |
| Japan: M25 Sapporo - Singles - Main |
|---|
| 1/8-finals | Kawahashi Y. | Imai S. | 2:1 (1:6, 7:64, 6:1) | details | 05.09.2024 |
| 1/16-finals | Nishiwaki K. | Imai S. | 1:2 (4:6, 6:3, 5:7) | details | 04.09.2024 |
 Indonesia: M15 Bali - Singles - Main |
|---|
| Quarter-finals | Castelnuovo L. | Imai S. | 2:0 (7:63, 6:3) | details | 30.08.2024 |
| 1/8-finals | Aguiard E. | Imai S. | 1:2 (4:6, 6:3, 1:6) | details | 29.08.2024 |
| 1/16-finals | Lorusso L. | Imai S. | 0:2 (66:7, 5:7) | details | 28.08.2024 |
| Japan: M15 Tokyo 2 - Singles - Main |
|---|
| Final | Imai S. | Shin W. | 2:0 (6:4, 6:4) | details | 14.07.2024 |
| Semi-finals | Tanuma R. | Imai S. | 0:2 (3:6, 5:7) | details | 13.07.2024 |
| Quarter-finals | Katayama S. | Imai S. | 0:2 (4:6, 2:6) | details | 12.07.2024 |
| 1/8-finals | Tokuda R. | Imai S. | 0:2 (3:6, 3:6) | details | 11.07.2024 |
| 1/16-finals | Mochizuki Y. | Imai S. | 0:2 (2:6, 2:6) | details | 10.07.2024 |
| Japan: M15 Tokyo - Singles - Main |
|---|
| 1/16-finals | Ozolins K. | Imai S. | 2:0 (6:3, 7:5) | details | 03.07.2024 |
 Hong Kong: M15 Hong Kong 2 - Singles - Main |
|---|
| Final | Delaney Ja. | Imai S. | 0:2 (4:6, 4:6) | details | 23.06.2024 |
| Semi-finals | Imai S. | Chanta T. | 2:0 (6:4, 6:2) | details | 22.06.2024 |
| Quarter-finals | Samrej K. | Imai S. | 0:2 (62:7, 1:6) | details | 21.06.2024 |
| 1/8-finals | Suzuki K. | Imai S. | 0:2 (4:6, 3:6) | details | 20.06.2024 |
