| Challenger Kyoto Qual | 2017/02/19 05:25 | Jimmy Wang v Arata Onozawa | 6-3,6-4 |
| Challenger Kyoto Qual | 2017/02/18 07:35 | Arata Onozawa v Yusuke Takahashi | 6-3,6-7,6-3 |
| Others | 2016/11/12 07:35 | Kento Takeuchi v Arata Onozawa | 7-6,6-2 |
| Others | 2016/11/12 02:10 | Ken Onishi v Arata Onozawa | 3-6,4-6 |
| ITF Vietnam F4 | 2016/09/15 03:00 | Arata Onozawa v Congsup Congcar | 5-7,4-6 |
| ITF Vietnam F4 | 2016/09/12 03:00 | Arata Onozawa v Koichi Sano | 2-6,7-6,6-0 |
| ITF Korea F7 | 2016/09/01 04:05 | Makoto Ochi v Arata Onozawa | 6-2,6-2 |
| ITF Korea F7 | 2016/08/31 02:00 | Jung-Woong Na v Arata Onozawa | 6-7,5-7 |
| ITF Indonesia F2 | 2017/02/15 04:50 | Masato Shiga v Ken Onoda | 6-1,7-5 |
| ITF Indonesia F2 Qual | 2017/02/13 07:00 | George Botezan v Ken Onoda | 4-6,6-3,2-6 |
| ITF Indonesia F2 Qual | 2017/02/12 09:50 | Yasutaka Suzuki v Ken Onoda | 6-7,6-2,4-6 |
| ITF Indonesia F1 | 2017/02/08 05:30 | Ken Onoda v Kazuma Kawachi | 3-6,3-6 |
| ITF Indonesia F1 Qual | 2017/02/06 06:35 | Ken Onoda v Tony Bourcet | 6-7,6-4,7-5 |
| ITF Indonesia F1 Qual | 2017/02/05 06:10 | Ken Onoda v Hao Yuan Ng | 6-4,6-1 |
| Others | 2016/11/12 09:05 | Ken Onoda v Yaraslav Shyla | 3-6,4-6 |
| Others | 2016/11/12 05:50 | Rio Noguchi v Ken Onoda | 6-4,1-6,2-6 |