Stadium: Court 10 Round: 19 Ground: Grass
| ITF M25 Mildura | 2024/03/10 22:30 | Naoki Tajima v Duncan McCall | 6-4,6-2 |
| ITF M25 Traralgon | 2024/02/27 01:30 | Naoki Tajima v Luke Sorensen | 7-6,5-7,10-7 |
| ITF M25 Traralgon | 2024/02/26 01:30 | Naoki Tajima v Benjamin Loccisano | 6-0,6-0 |
| ITF M25 Traralgon | 2024/02/19 01:30 | Naoki Tajima v Adrian Arcon | 3-6,2-6 |
| Challenger Burnie Qual | 2024/02/04 02:35 | Jacob Bradshaw v Naoki Tajima | 6-4,6-4 |
| Challenger Burnie | 2024/01/28 03:40 | Takuya Kumasaka v Naoki Tajima | 6-4,7-6 |
| ITF M25 Doha | 2024/01/18 12:00 | Naoki Tajima v Sandro Kopp | 3-6,1-6 |
| ITF M25 Doha | 2024/01/17 12:30 | Stefan Palosi v Naoki Tajima | 4-6,7-5,3-6 |
| ITF M25 Mildura | 2024/03/10 22:30 | Sam Oster v Benjamin Loccisano | 6-2,6-4 |
| ITF M25 Mildura | 2024/03/09 22:00 | Sam Oster v Nicholas Jovanovski | 6-2,6-1 |
| ITF M25 Traralgon | 2024/02/26 01:30 | Chase Ferguson v Sam Oster | 7-6,0-6,10-6 |
| ITF M25 Traralgon | 2024/02/25 01:30 | Moritz Schroeter v Sam Oster | 6-7,2-6 |
| ITF M25 Traralgon | 2024/02/18 01:30 | Sam Oster v Lawrence Sciglitano | 2-6,4-6 |
| ITF M25 Gold Coast | 2023/11/27 00:00 | Stefan Bianchet v Sam Oster | 4-6,6-4,12-10 |
| ITF M25 Brisbane | 2023/11/19 02:30 | Sam Oster v Oren Vasser | 4-6,6-4,3-10 |
| ITF M25 Cairns | 2023/10/10 02:00 | Sam Oster v Chen-Yu Lu | 4-6,7-6,6-10 |