Round: 25 Ground: Carpet indoor
| ITF Romania F4 | 2017/06/21 09:45 | Onishi, Ken v Ungur, Adrian | 2-6,0-6 |
| ITF Romania F3 | 2017/06/15 07:00 | Frunza, Nicolae v Onishi, Ken | 6-4,6-1 |
| ITF Romania F3 | 2017/06/14 07:00 | Maiga, Riccardo v Onishi, Ken | 7-6,1-6,2-6 |
| ITF Hungary F3 | 2017/05/24 09:30 | Onishi, Ken v Borsos, Gabor | 1-6,1-6 |
| ITF Hungary F2 | 2017/05/17 08:00 | Onishi, Ken v Jotovski, Tomislav | 6-4,2-6,4-6 |
| ITF Hungary F2 | 2017/05/16 09:25 | Schmid, Michal v Onishi, Ken | 6-2,4-6,4-6 |
| ITF Hungary F1 | 2017/05/11 11:40 | Balazs, Attila v Onishi, Ken | 6-2,6-2 |
| ITF Hungary F1 | 2017/05/10 08:00 | Ovcharov, Alexander v Onishi, Ken | 1-6,3-6 |
| ATP Eastbourne Qual | 2017/06/24 15:50 | Konecny, Michal v Chen, Ti | 6-2,6-7,5-7 |
| ITF Israel F7 | 2017/05/18 07:00 | Smilansky, Igor v Konecny, Michal | 7-6,6-2 |
| ITF Israel F7 | 2017/05/17 08:35 | Goldengoren, Tal v Konecny, Michal | 4-6,3-6 |
| ITF Israel F7 | 2017/05/16 07:00 | Barkai, Yannai v Konecny, Michal | 6-7,3-6 |
| ITF Bulgaria F1 | 2017/05/12 07:30 | Konecny, Michal v Sabanin, Yan | 6-3,3-6,5-7 |
| ITF Bulgaria F1 | 2017/05/10 10:00 | Konecny, Michal v Cornea, Vlad Victor | 6-2,6-3 |
| Egypt F15, Singles Qualifying | 2017/04/26 10:55 | Taweel, Issam Haitham v Konecny, Michal | 7-6,7-6 |
| Egypt F14, Singles Qualifying | 2017/04/20 09:45 | August Holmgren v Konecny, Michal | 7-6,7-6 |