Stadium: Court 4 Round: 27 Ground: Hardcourt outdoor
| ITF M15 - Kashiwa | 2019/04/04 01:00 | Yusuke Takahashi v Keisuke Saitoh | 6-2,6-1 |
| ITF M15 - Kashiwa | 2019/04/02 02:25 | Yusuke Takahashi v Rio Noguchi | 6-3,3-6,7-5 |
| ITF M15 - Kofu | 2019/03/22 03:50 | Yusuke Takahashi v Jumpei Yamasaki | 3-6,1-6 |
| ITF M15 - Kofu | 2019/03/21 03:40 | Yusuke Takahashi v Naoki Tajima | 6-3,6-2 |
| Challenger Drummondville | 2019/03/12 00:35 | Liam Draxl v Yusuke Takahashi | 6-3,6-2 |
| ITF M15 Nishi-Tama | 2019/03/05 03:30 | Yusuke Takahashi v Shintaro Imai | 1-6,7-5,3-6 |
| Challenger Yokohama | 2019/02/25 06:10 | Yusuke Takahashi v Moez Echargui | 5-7,7-5,2-6 |
| Challenger Launceston | 2019/01/30 23:00 | Max Purcell v Yusuke Takahashi | 6-4,6-4 |
| ITF M15 - Kashiwa | 2019/04/04 02:35 | Yunosuke Tanaka v Takuto Niki | 7-6,1-6,6-1 |
| ITF M15 - Kashiwa | 2019/04/03 02:55 | Rinky Hijikata v Yunosuke Tanaka | 6-4,2-6,1-6 |
| ITF M15 - Tsukuba | 2019/03/28 01:00 | Yunosuke Tanaka v Jumpei Yamasaki | 2-6,6-1,3-6 |
| ITF M15 - Tsukuba | 2019/03/27 01:00 | Bart Stevens v Yunosuke Tanaka | 6-4,4-6,2-6 |
| ITF M15 - Kofu | 2019/03/20 01:00 | Yunosuke Tanaka v Ryota Tanuma | 6-2,3-6,4-6 |
| ITF M15 - Kofu | 2019/03/18 05:30 | Yunosuke Tanaka v Tsung-Hao Huang | 6-3,6-3 |
| ITF M15 - Kofu | 2019/03/18 00:30 | Bart Stevens v Yunosuke Tanaka | 6-3,5-7,6-10 |
| ITF M15 - Nishi-Tokyo | 2019/03/13 03:50 | Yunosuke Tanaka v Ji Sung Nam | 6-4,1-6,5-7 |