Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF M25 New Delhi | 2023/03/14 04:30 | Woobin Shin v Madhwin Kamath | 6-3,6-3 |
| ITF M25 New Delhi | 2023/03/13 08:00 | Woobin Shin v Geni Inoue | 1-6,6-0,10-7 |
| ITF M15 Aktöbe | 2023/03/08 11:15 | Aleksandre Bakshi v Woobin Shin | 7-6,6-3 |
| ITF M15 Aktöbe | 2023/03/01 05:00 | Woobin Shin v Igor Kudriashov | 3-6,4-6 |
| ITF M15 Jakarta | 2023/01/25 08:45 | Kokoro Isomura v Woobin Shin | 7-6,7-6 |
| ITF M15 Jakarta | 2023/01/24 02:00 | Woobin Shin v Naoki Tajima | 6-0,6-4 |
| ITF M15 Jakarta - kval | 2023/01/23 07:20 | Woobin Shin v Sai K R Ganta | 7-6,6-4 |
| ITF M15 Jakarta | 2023/01/17 05:00 | Woobin Shin v Thanapet Chanta | 2-6,3-6 |
| ITF M15 Aktöbe | 2023/03/02 09:25 | Federico Bertuccioli v Shuichi Sekiguchi | 7-6,4-6,4-4 |
| ITF M15 Aktöbe | 2023/03/01 09:55 | Adrian Oetzbach v Shuichi Sekiguchi | 3-6,4-6 |
| 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 |