| Challenger Gwangju | 04/15 04:00 | 19 | [319] Moez Echargui v Yusuke Takahashi [454] | 6-4,6-2 | |
| Challenger Gwangju | 04/14 01:30 | 14 | [454] Yusuke Takahashi v Mikalai Haliak [373] | 6-1,6-1 | |
| ITF M25 Loulé | 03/20 16:55 | 25 | [322] Dan Added v Yusuke Takahashi [405] | 3-6,6-3,6-4 | |
| Challenger de Hamburgo | 03/11 13:00 | 19 | [320] Clement Chidekh v Yusuke Takahashi [404] | 6-3,6-4 | |
| Challenger de Hamburgo | 03/10 18:25 | 14 | Liam Gavrielides v Yusuke Takahashi | 6-3,2-6,0-6 | |
| ITF M25 Quinta Do Lago | 03/07 17:05 | 26 | Duarte Vale v Yusuke Takahashi | 6-4,1-6,7-5 | |
| ITF M25 Quinta Do Lago | 03/05 14:00 | 25 | Daniel Batista v Yusuke Takahashi | 2-6,1-6 | |
| Challenger de Nueva Delhi | 02/26 04:30 | 19 | [271] Philip Sekulic v Yusuke Takahashi [403] | 6-1,7-5 | |
| Challenger de Nueva Delhi | 02/25 05:45 | 14 | Parth Aggarwal v Yusuke Takahashi | 3-6,3-6 | |
| Challenger de Burnie | 02/06 23:00 | 26 | [213] Li Tu v Yusuke Takahashi [415] | 6-4,3-6,6-3 | |
| Challenger de Burnie | 02/05 02:35 | 25 | [384] Mikalai Haliak v Yusuke Takahashi [418] | 1-6,7-6,3-6 | |
| Challenger de Burnie | 01/30 23:00 | 26 | [268] Yasutaka Uchiyama v Yusuke Takahashi [418] | 6-2,6-4 | |
| Challenger de Burnie | 01/29 03:55 | 25 | Jacob Bradshaw v Yusuke Takahashi | 6-7,6-7 | |
| Challenger de Nonthaburi | 01/10 07:45 | 26 | [396] Hiroki Moriya v Yusuke Takahashi [443] | 7-6,6-1 | |
| Challenger de Nonthaburi | 01/09 07:55 | 25 | [443] Yusuke Takahashi v Henri Squire [271] | 6-4,1-6,6-3 | |
| Challenger de Nonthaburi | 01/08 05:50 | 19 | Yusuke Takahashi v Stefanos Sakellaridis | 7-6,6-3 | |
| Challenger de Nonthaburi | 01/07 06:25 | 14 | [338] Ergi Kirkin v Yusuke Takahashi [446] | 3-6,4-6 | |
| Challenger de Yokkaichi | 11/28 03:20 | 25 | [454] Yusuke Takahashi v August Holmgren [330] | 3-6,3-6 | |
| Challenger de Yokkaichi | 11/27 01:00 | 19 | Yusuke Takahashi v Yuki Mochizuki | 6-2,3-6,7-6 | |
| Challenger de Yokkaichi | 11/26 01:00 | 14 | [454] Yusuke Takahashi v Arjun Kadhe [110] | 6-0,6-3 | |
| Challenger de Yokohama | 11/19 01:00 | 14 | [459] Yusuke Takahashi v Naoki Nakagawa [347] | 5-7,6-7 | |
| Challenger de Kobe | 11/13 04:35 | 19 | [467] Yusuke Takahashi v August Holmgren [392] | 4-6,4-6 | |
| Challenger de Kobe | 11/12 06:10 | 14 | [273] Philip Sekulic v Yusuke Takahashi [467] | Retired | |
| Challenger de Matsuyama | 11/06 01:00 | 19 | [350] Naoki Nakagawa v Yusuke Takahashi [463] | 6-3,6-2 | |
| Challenger de Matsuyama | 11/05 04:10 | 14 | Yusuke Kusuhara v Yusuke Takahashi | 2-6,2-6 | |
| Challenger de Sídney | 10/31 02:20 | 25 | [261] Dane Sweeny v Yusuke Takahashi [463] | 4-6,6-3,7-6 | |
| Challenger de Sídney | 10/29 23:00 | 19 | [466] Yusuke Takahashi v Jisung Nam [145] | 3-6,1-6 | |
| Challenger de Sídney | 10/28 23:00 | 45 | Yusuke Takahashi v Bang Shuo Yin | 6-2,6-3 | |
| Challenger de Playford | 10/24 02:55 | 25 | [68] Thanasi Kokkinakis v Yusuke Takahashi [466] | 6-7,6-3,6-2 | |
| Challenger de Playford | 10/22 23:30 | 19 | [467] Yusuke Takahashi v Ryan Seggerman [446] | 6-3,6-2 |