Stadium: Court 10 Round: 25 Ground: Synthetic outdoor
| ITF Japan F7 Qual | 2018/06/03 02:45 | Taisei Miyamoto v Tashiro, Yuga | 5-7,4-6 |
| ITF Japan F7 Qual | 2018/06/02 01:00 | Uesugi, Teppei v Tashiro, Yuga | 1-6,6-7 |
| ITF Japan F4 | 2018/03/25 01:00 | Jumpei Yamasaki v Tashiro, Yuga | 6-2,6-3 |
| ITF Japan F3 | 2018/03/17 04:00 | Tashiro, Yuga v Takeshima, Shunrou | 6-7,6-1,2-6 |
| ITF Japan F3 | 2018/03/17 00:30 | Tashiro, Yuga v Kishi, Ryota | 6-7,6-3,6-0 |
| ITF Japan F2 | 2018/03/10 00:30 | Tashiro, Yuga v Yasugami, Takashi | 6-7,6-2,4-6 |
| ITF Japan F1 | 2018/03/04 01:00 | Maesaki, Naoya v Tashiro, Yuga | 6-3,6-4 |
| Egypt F6, Singles Qualifying | 2018/02/17 08:00 | Tashiro, Yuga v Gerritsen, Stephan | 6-7,4-6 |
| ITF Japan F6 Qual | 2018/04/08 01:00 | Shinji Hazawa v Uesugi, Teppei | 6-4,4-6,6-7 |
| ITF Japan F5 | 2018/04/05 02:00 | Shinji Hazawa v Yusuke Takahashi | 5-7,0-6 |
| ITF Japan F5 | 2018/04/04 01:00 | Wang, Chuhan v Shinji Hazawa | 5-7,5-7 |
| ITF Japan F5 | 2018/04/02 06:25 | Yuki Mochizuki v Shinji Hazawa | 0-6,0-6 |
| ITF Japan F5 | 2018/04/01 00:30 | Shinji Hazawa v Jie Cui | 5-7,6-2,7-6 |
| ITF Japan F4 | 2018/03/26 01:00 | Shinji Hazawa v Murray, Jack | 4-6,5-7 |
| ITF Japan F3 | 2018/03/22 03:00 | Hong, Seong Chan v Shinji Hazawa | 7-6,6-3 |
| ITF Japan F3 | 2018/03/19 03:15 | Shinji Hazawa v Niki, Takuto | 7-5,6-3 |