Stadium: Court 7 Round: 54 Ground: Clay
| ITF Tunisia F43 | 2018/12/02 08:00 | Nicolas Carlone v Mason Recci | 4-6,0-6 |
| ITF Tunisia F42 | 2018/11/28 11:55 | Mason Recci v Luca Staeheli | 5-7,6-4,6-7 |
| ITF Tunisia F42 | 2018/11/26 08:30 | Mason Recci v Shinnosuke Hiramatsu | 6-2,6-2 |
| ITF Tunisia F42 | 2018/11/25 08:00 | Mason Recci v David Quayle | 6-2,6-1 |
| ITF Egypt F25 | 2018/11/02 08:00 | Vladyslav Orlov v Mason Recci | 1-6,6-2,7-5 |
| ITF Egypt F25 | 2018/11/01 08:00 | Mason Recci v Alexander Erler | 3-6,6-4,6-4 |
| ITF Egypt F25 | 2018/10/31 08:00 | Bart Van Den Berg v Mason Recci | 6-7,4-6 |
| ITF Egypt F24 | 2018/10/24 08:00 | Mason Recci v Yan Sabanin | 5-7,6-4,2-6 |
| ITF M25 Matsuyama | 2019/04/09 02:50 | Gage Brymer v Ken Onishi | 7-6,6-2 |
| ITF M15 Tsukuba | 2019/03/25 01:00 | Ryuki Matsuda v Ken Onishi | 6-2,6-3 |
| ITF M15 Kofu | 2019/03/18 00:30 | Mick Veldheer v Ken Onishi | 7-5,6-2 |
| ITF M15 Sharm El Sheikh | 2019/03/11 08:00 | Ken Onishi v George Tsivadze | 3-6,6-2,8-10 |
| ITF M15 Sharm El Sheikh | 2019/03/06 12:35 | Ken Onishi v George Tsivadze | 3-6,6-2,3-6 |
| ITF Pakistan F3 | 2018/12/17 05:30 | Ken Onishi v Lorenzo Bocchi | 6-7,3-6 |
| ITF Czech Republic F4 Qual | 2018/06/23 08:00 | Ken Onishi v Samuel Puskar | 3-6,3-6 |
| ITF Hungary F4 | 2018/06/12 11:25 | Patricio Heras v Ken Onishi | 3-6,6-3,6-1 |