Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Burnie | 2023/02/09 00:50 | Adam Walton v Shuichi Sekiguchi | 6-1,6-7,7-6 |
| ITF M25 Burnie | 2023/02/08 04:00 | Shuichi Sekiguchi v Corey Gaal | 6-2,7-5 |
| Challenger Burnie | 2023/02/01 00:25 | Adam Walton v Shuichi Sekiguchi | 6-3,6-2 |
| Challenger Burnie | 2023/01/30 03:00 | Shuichi Sekiguchi v Dane Sweeny | 6-2,6-4 |
| Challenger Yokkaichi | 2022/11/22 03:50 | Sho Shimabukuro v Shuichi Sekiguchi | 6-4,6-3 |
| Challenger Yokkaichi | 2022/11/20 03:15 | Coleman Wong v Shuichi Sekiguchi | 2-6,1-6 |
| Challenger Matsuyama | 2022/11/07 01:00 | Shuichi Sekiguchi v Makoto Ochi | 7-5,7-5 |
| Challenger Matsuyama | 2022/11/06 04:50 | Beibit Zhukayev v Shuichi Sekiguchi | 6-4,3-6,6-7 |
| ITF M25 Monastir | 2023/02/13 15:30 | Florent Bax v Karan Singh | 6-2,7-5 |
| ITF M25 Monastir | 2023/02/13 12:00 | Darrshan Suresh v Karan Singh | 7-6,2-6,5-10 |
| ITF M25 Monastir | 2023/02/12 10:30 | Isaac Nortey v Karan Singh | 5-7,3-6 |
| ITF M15 Monastir | 2023/02/06 10:50 | Karan Singh v Mikail Alimli | 4-6,4-6 |
| ITF M15 Jakarta | 2023/01/26 03:50 | Karan Singh v Fitriadi M Rifqi | 2-6,4-6 |
| ITF M15 Jakarta | 2023/01/24 03:30 | Gunawan Trismuwantara v Karan Singh | 2-6,3-6 |
| ITF M15 Jakarta | 2023/01/18 04:20 | Sidharth Rawat v Karan Singh | 3-6,7-6,7-6 |
| UTR Pro Tennis Series Madurai | 2022/12/22 11:15 | Karan Singh v Irfan Hussain | 1-6,6-4,3-6 |