Round: 26 Ground: Clay
| ITF Japan F5 | 2016/04/05 07:30 | Arata Onozawa v Kaito Uesugi | 6-3,6-4 |
| ITF China F2 | 2016/02/24 02:00 | Arata Onozawa v Jordan Ubiergo | 3-6,2-6 |
| ITF China F2 | 2016/02/22 05:20 | Jiaqi Duan v Arata Onozawa | 6-7,3-6 |
| ITF China F1 | 2016/02/18 03:40 | Jordan Ubiergo v Arata Onozawa | 7-5,2-6,6-3 |
| ITF China F1 | 2016/02/17 06:10 | Xi Qi v Arata Onozawa | 2-6,2-6 |
| ITF China F13 | 2015/08/14 02:00 | Arata Onozawa v Tsung-Hua Yang | 4-6,6-7 |
| ITF China F13 | 2015/08/13 02:00 | Yuya Kibi v Arata Onozawa | 6-1,1-6,2-6 |
| ITF China F13 | 2015/08/12 02:00 | Arata Onozawa v Shawn H. Hadavi | 6-3,6-0 |
| ITF Japan F5 | 2016/04/05 03:30 | Yuichi Ito v Cheng-Yu Yu | 7-5,6-4 |
| ITF Japan F4 | 2016/03/31 01:00 | Yuichi Ito v Soonwoo Kwon | 5-7,5-7 |
| ITF Japan F4 | 2016/03/30 02:40 | Yuichi Ito v Toru Horie | 6-1,6-4 |
| ITF Japan F3 | 2016/03/20 02:30 | Yuichi Ito v Nam Hoang Ly | 2-6,6-7 |
| ITF Japan F3 | 2016/03/19 03:45 | Yuichi Ito v Yusuke Takahashi | 7-5,6-4 |
| ITF Japan F2 | 2016/03/15 02:10 | Ryota Kishi v Yuichi Ito | 7-6,6-4 |
| ITF Japan F2 | 2016/03/13 01:00 | Yuichi Ito v Yuki Takamura | 6-3,6-2 |
| ITF Japan F1 | 2016/03/08 01:00 | Sho Katayama v Yuichi Ito | 6-3,4-6,6-2 |