Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| Hong Kong, Simples M-ITF-HKG-04A | 2019/06/07 02:00 | Sekiguchi, Shuichi v Yusuke Takahashi | 6-3,6-3 |
| Yokohama, Japan, Qualifying | 2017/02/25 01:00 | Yusuke Takahashi v Sekiguchi, Shuichi | 6-4,3-6,2-6 |
| ITF M15 Changwon | 2022/08/24 05:55 | Geni Inoue v Sekiguchi, Shuichi | 3-6,6-3,6-4 |
| ITF M15 Fountain Valley | 2022/07/09 19:40 | Zachary Svajda v Sekiguchi, Shuichi | 4-6,6-1,6-0 |
| ITF M15 Fountain Valley | 2022/07/08 16:50 | Yuta Kikuchi v Sekiguchi, Shuichi | 6-7,4-6 |
| ITF M15 Fountain Valley | 2022/07/07 16:55 | Ansari, Austin Ansari v Sekiguchi, Shuichi | 6-2,1-6,1-6 |
| ITF M15 Fountain Valley | 2022/07/06 18:45 | Jacob Bullard v Sekiguchi, Shuichi | 3-6,3-6 |
| Dallas, Singles Main, M-ITF-USA-18A | 2022/07/01 15:00 | Omni Kumar v Sekiguchi, Shuichi | 7-6,7-6 |
| Dallas, Singles Main, M-ITF-USA-18A | 2022/06/29 16:05 | Marcus Walters v Sekiguchi, Shuichi | 3-6,2-6 |
| ITF M15 South Bend | 2022/06/23 15:35 | Sekiguchi, Shuichi v Shane, Ryan | 3-6,2-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2022/08/19 02:00 | Yusuke Takahashi v M Rifqi, Fitriadi | 4-6,4-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2022/08/18 03:50 | Yusuke Takahashi v Wishaya Trongcharoenchaikul | 7-6,6-3 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2022/08/17 05:00 | Ryota Tanuma v Yusuke Takahashi | 6-7,4-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2022/08/10 02:00 | Takuya Kumasaka v Yusuke Takahashi | 0-6,6-1,6-4 |
| ITF M15 Chiang Rai | 2022/06/16 05:10 | Yusuke Takahashi v Bu Yunchaokete | 3-6,6-7 |
| ITF M15 Chiang Rai | 2022/06/15 01:50 | Isarow, Pruchya v Yusuke Takahashi | 6-4,3-6,6-7 |
| ITF M25 Chiang Rai | 2022/06/10 02:00 | Shinji Hazawa v Yusuke Takahashi | 3-6,6-2,6-2 |
| ITF M25 Chiang Rai | 2022/06/09 05:10 | Manish Sureshkumar v Yusuke Takahashi | 5-7,2-6 |