Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF Turkey F13 | 2018/03/31 08:30 | Onishi, Ken v Kerdlaphee, Phongsapak | 6-4,6-2 |
| ITF Tunisia F9 | 2018/03/07 11:05 | Onishi, Ken v Brechemier, Thomas | 6-4,6-7,6-7 |
| ITF Tunisia F8 | 2018/02/28 11:20 | Ghorbel, Anis v Onishi, Ken | 6-4,1-6,6-2 |
| ITF Tunisia F7 | 2018/02/22 08:30 | Onishi, Ken v Tatlot, Johan Sebastien | 4-6,3-6 |
| ITF Tunisia F7 | 2018/02/20 09:00 | Onishi, Ken v Hovhannisyan, Mousheg | 4-6,7-6,6-0 |
| Launceston, Australia | 2018/02/04 00:25 | Matosevic, Marinko v Onishi, Ken | 6-4,6-0 |
| Launceston, Australia | 2018/02/03 04:20 | Onishi, Ken v Fujii, Shinta | 6-0,4-6,6-3 |
| Challenger - Burnie - Qualifications | 2018/01/27 04:00 | Onishi, Ken v van Peperzeel, Gavin | 5-7,7-6,4-6 |
| ITF Turkey F13 | 2018/03/31 06:30 | Soares Klier, Gilbert v Canas Garcia, Juan Pablo | 6-2,6-1 |
| Turkey F12, Singles Qualifying | 2018/03/25 07:00 | Francisco Cerundolo v Soares Klier, Gilbert | 6-1,7-5 |
| Turkey F12, Singles Qualifying | 2018/03/24 06:30 | Soares Klier, Gilbert v Assuncao Garla, Felipe | 6-0,6-3 |
| ITF Slovakia F3 | 2017/08/06 12:00 | Bojanovic, Darko v Soares Klier, Gilbert | 6-2,6-3 |
| ITF Slovakia F2 | 2017/08/01 07:00 | Soares Klier, Gilbert v Butler, Samm | 2-6,6-4,1-6 |
| ITF Slovakia F2 | 2017/07/31 09:00 | Watson, Andrew v Soares Klier, Gilbert | 6-7,2-6 |
| ITF Italy F23 Qual | 2017/07/22 14:30 | Papasidero, Lorenzo v Soares Klier, Gilbert | 4-6,6-3,6-1 |
| ITF Austria F3 | 2017/07/15 12:30 | Soares Klier, Gilbert v Oliveira, Cristian | 3-6,2-6 |