Round: 25 Ground: Hardcourt outdoor
| Challenger Yokohama Qual | 2017/02/25 02:55 | Peter Kobelt v Kaito Itsusaki | 6-7,6-7 |
| Challenger Kyoto Qual | 2017/02/19 04:15 | Sora Fukuda v Peter Kobelt | 1-6,7-6,6-4 |
| Challenger Kyoto Qual | 2017/02/18 06:30 | Peter Kobelt v Kento Takeuchi | 7-5,7-6 |
| ITF Turkey F4 | 2017/02/05 08:45 | Milan Drinic v Peter Kobelt | 2-6,6-4,6-4 |
| ITF Turkey F4 | 2017/02/04 08:00 | Peter Kobelt v Anton Zaitcev | 7-6,6-4 |
| ITF Turkey F4 | 2017/02/03 09:30 | Mircea-Alexandru Jecan v Peter Kobelt | 6-7,5-7 |
| ITF Turkey F4 | 2017/02/01 07:00 | Tom Kocevar-Desman v Peter Kobelt | 3-6,2-6 |
| ITF Turkey F4 | 2017/01/30 07:00 | Dekel Bar v Peter Kobelt | 3-6,5-7 |
| ITF Japan F1 | 2017/03/06 01:00 | Zhaoyi Cao v Masaki Sasai | 0-6,1-6 |
| ITF - M15 Monastir | 2016/11/12 00:30 | Masaki Sasai v Young Seok Kim | 1-6,5-7 |
| ITF Korea F8 | 2016/09/05 01:30 | Masaki Sasai v Jong-Min Choi | 2-6,6-2,1-6 |
| ITF Korea F8 | 2016/09/04 03:00 | Masaki Sasai v Dong-Hak Sin | 6-2,6-1 |
| ITF Korea F8 | 2016/08/29 02:30 | Masaki Sasai v Ku Keon Kang | 5-7,2-6 |
| ITF Korea F8 | 2016/08/22 01:30 | Masaki Sasai v Jeamoon Lee | 2-6,4-6 |
| ITF Korea F8 | 2016/08/21 02:00 | Masaki Sasai v Weibowen Zou | 6-0,6-3 |
| ITF Vietnam F8 | 2016/08/02 02:00 | Seong Chan Hong v Masaki Sasai | 6-1,6-1 |