Stadion: Indoor D2 Round: 28 Ground: Synthetic outdoor
| ITF - M15 - Akishima | 2019/06/14 01:00 | Ryohei Tagata v Sho Katayama | 7-6,6-4 |
| ITF - M15 - Akishima | 2019/06/13 02:45 | Haru Inoue v Ryohei Tagata | 6-4,3-6,2-6 |
| ITF - M15 - Akishima | 2019/06/12 01:00 | Ryohei Tagata v Kenta Kurita | 6-2,6-3 |
| ITF - M15 - Tsukuba | 2019/03/28 02:10 | Ryohei Tagata v Takuto Niki | 3-6,6-2,7-5 |
| ITF - M15 - Tsukuba | 2019/03/26 01:00 | Ryohei Tagata v Yuta Kawahashi | 4-6,6-2,6-1 |
| ITF - Japan F4 | 2018/03/27 02:30 | Ryohei Tagata v Yuta Shimizu | 4-6,4-6 |
| ITF - Japan F3 | 2018/03/17 04:00 | Ryohei Tagata v Masaki Sasai | 5-7,6-3,2-6 |
| ITF - Japan F3 | 2018/03/17 00:30 | Ryohei Tagata v Takuya Kumasaka | 6-0,6-2 |
| ITF - M15 - Akishima | 2019/06/14 03:00 | Hikaru Shiraishi v Yuta Kikuchi | 3-6,6-4,1-6 |
| ITF - M15 - Akishima | 2019/06/13 01:00 | Yuta Kikuchi v Hiroyasu Ehara | 6-3,6-2 |
| ITF - M15 - Akishima | 2019/06/12 01:00 | Tomohiro Masabayashi v Yuta Kikuchi | 3-6,5-7 |
| ITF - M15 - Akishima | 2019/06/11 03:30 | Yunosuke Tanaka v Yuta Kikuchi | 3-6,1-6 |
| ITF - M15 - Akishima | 2019/06/11 00:00 | Yuta Kikuchi v Takeru Yuzuki | 7-6,7-6 |
| ITF - M15 - Karuizawa | 2019/05/28 05:35 | Yuta Kikuchi v Ko Suzuki | 2-6,6-3,4-6 |
| ITF - Japan F8 | 2017/06/11 00:00 | Shoma Kato v Yuta Kikuchi | 6-4,7-6 |
| ITF - Indonesien F3 - Qualifikation | 2017/02/18 02:00 | Yuta Kikuchi v Michael Bois | 6-7,6-2,5-7 |