Stadium: Court 5 Round: 27 Ground: Hardcourt indoor
| ITF Thailand F2 | 2018/08/30 02:00 | Ryota Tanuma v Dayne Kelly | 6-7,2-6 |
| Challenger Canberra | 2019/01/06 03:00 | Brydan Klein v Dayne Kelly | 6-4,6-4 |
| Australian Open WC | 2018/12/12 02:35 | Dayne Kelly v Luke Saville | 5-7,6-3,2-6,6-7 |
| Australian Open WC | 2018/12/09 23:00 | Max Purcell v Dayne Kelly | 6-4,1-6,4-6,3-6 |
| Challenger Las Vegas | 2018/10/21 18:00 | Dayne Kelly v Hugo Grenier | 4-6,0-6 |
| Challenger Las Vegas | 2018/10/20 18:35 | Kaichi Uchida v Dayne Kelly | 3-6,3-6 |
| Challenger Fairfield | 2018/10/06 21:30 | Daniel Nguyen v Dayne Kelly | 6-3,7-5 |
| Challenger Stockton | 2018/10/01 21:00 | Patrick Kypson v Dayne Kelly | 6-4,6-1 |
| Challenger Stockton | 2018/09/30 23:45 | Dayne Kelly v Andrew Harris | 7-5,6-7,7-6 |
| ITF Hong Kong F3 | 2018/12/25 02:00 | Jumpei Yamasaki v Ryota Tanuma | 4-6,7-6,6-4 |
| ITF Thailand F9 | 2018/11/15 03:00 | Yu Hsiou Hsu v Ryota Tanuma | 6-0,6-2 |
| ITF Thailand F9 | 2018/11/14 06:25 | Antoine Bellier v Ryota Tanuma | 4-6,4-6 |
| ITF Thailand F9 | 2018/11/13 09:25 | Pak Long Yeung v Ryota Tanuma | 4-6,7-6,6-7 |
| ITF Thailand F8 | 2018/11/06 06:05 | Ryota Tanuma v Yu Hsiou Hsu | 4-6,5-7 |
| Challenger Liuzhou | 2018/10/20 09:30 | Ryota Tanuma v Arjun Kadhe | 6-7,2-6 |
| Challenger Ningbo | 2018/10/15 02:30 | Saketh Myneni v Ryota Tanuma | 6-0,6-3 |
| Challenger Ningbo | 2018/10/14 06:30 | Ryota Tanuma v Wishaya Trongcharoenchaikul | 7-6,3-6,6-4 |