Stadium: Court 8 Round: 26 Ground: Hardcourt outdoor
| ITF Japan F2 | 2017/03/14 04:15 | Yunosuke Tanaka v Takuto Niki | 4-6,4-6 |
| 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 |
| ITF Japan F8 | 2018/06/14 01:00 | Yuya Kibi v Yunosuke Tanaka | 6-3,6-2 |
| ITF M15 Kashiwa | 2019/04/03 05:20 | Takuto Niki v Shuichi Sekiguchi | 2-6,6-3,7-6 |
| ITF M15 Tsukuba | 2019/03/28 02:10 | Ryohei Tagata v Takuto Niki | 3-6,6-2,7-5 |
| ITF M15 Tsukuba | 2019/03/27 01:00 | Takuto Niki v Takashi Saito | 6-4,6-2 |
| ITF M15 Kofu | 2019/03/23 01:00 | Takuto Niki v Sho Shimabukuro | 5-7,3-6 |
| ITF M15 Kofu | 2019/03/22 02:05 | Takuto Niki v Hiroyasu Ehara | 6-3,6-4 |
| ITF M15 Kofu | 2019/03/21 04:40 | Takuto Niki v Sho Katayama | 4-6,7-6,6-4 |
| ITF M15 Kofu | 2019/03/20 01:00 | Hong Kit Wong v Takuto Niki | 6-3,4-6,2-6 |
| ITF M15 Nishi-Tokyo | 2019/03/16 01:00 | Takuto Niki v Shuichi Sekiguchi | 4-6,7-6,3-6 |