Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF Canada F6 | 2018/09/05 16:45 | Shropshire, Samuel v A.J Catanzariti | 6-7,7-6,3-6 |
| ITF Canada F6 | 2018/09/03 14:00 | Eero Vasa v A.J Catanzariti | 7-6,3-6,6-7 |
| ITF Canada F6 | 2018/09/02 13:00 | Evan Bynoe v A.J Catanzariti | 4-6,0-6 |
| ITF Canada F6 | 2018/09/01 13:00 | A.J Catanzariti v Bushamuka, William | 1-6,7-6,6-1 |
| ITF Spain F21 Qual | 2018/07/29 11:00 | Vicente O Moratalla v A.J Catanzariti | 6-2,6-3 |
| ITF Canada F5 | 2018/07/04 23:00 | Lucas Miedler v A.J Catanzariti | 6-2,6-2 |
| ITF Canada F5 Qual | 2018/07/02 19:15 | A.J Catanzariti v Kylar, Kevin | 6-4,6-3 |
| ITF Canada F4 Qual | 2018/06/24 17:00 | Colin Markes v A.J Catanzariti | 6-2,6-3 |
| ITF Canada F6 | 2018/09/04 16:45 | Kirkov, Vasil v Ehara, Hiroyasu | 5-7,0-6 |
| Challenger - Gwangju | 2018/08/14 08:25 | Ehara, Hiroyasu v Karim-Mohamed Maamoun | 1-6,6-7 |
| Jinan, China | 2018/08/07 09:15 | Yusuke Takahashi v Ehara, Hiroyasu | 6-4,6-3 |
| Challenger Chengdu Qual | 2018/07/29 05:40 | Ehara, Hiroyasu v Blake Ellis | 3-6,3-6 |
| Challenger Chengdu Qual | 2018/07/28 08:05 | Ehara, Hiroyasu v Runhao Hua | 7-5,4-6,7-6 |
| Challenger Astana | 2018/07/17 06:05 | Ehara, Hiroyasu v Ivan Gakhov | 3-6,6-7 |
| ITF Guam F1 | 2018/06/23 00:00 | Ehara, Hiroyasu v Yuta Shimizu | 6-3,2-6,3-6 |
| ITF Guam F1 | 2018/06/22 00:00 | Ehara, Hiroyasu v Katayama, Sho | 7-6,6-4 |