Stadium: Court 9 Round: 44 Ground: Clay
| ITF M25 Canberra | 2023/03/13 01:30 | Naoki Tajima v Jamie Krattiger | 6-1,6-3 |
| ITF M15 Monastir | 2023/02/12 08:30 | Niccolo Baroni v Naoki Tajima | 6-2,6-2 |
| ITF M15 Monastir | 2023/02/06 10:55 | Aleksi Lofman v Naoki Tajima | 7-5,6-2 |
| ITF M15 Monastir | 2023/02/05 11:00 | Oskari Eerola v Naoki Tajima | 2-6,1-6 |
| ITF M15 Jakarta | 2023/01/24 02:00 | Woobin Shin v Naoki Tajima | 6-0,6-4 |
| ITF M15 Jakarta Qual | 2023/01/23 04:10 | Claudio Renardi Lumanau v Naoki Tajima | 0-6,2-6 |
| ITF M15 Jakarta | 2023/01/17 02:00 | Yunseok Jang v Naoki Tajima | 6-3,3-6,10-4 |
| ITF M15 Jakarta | 2023/01/16 02:30 | Sai K R Ganta v Naoki Tajima | 6-7,3-6 |
| ITF M25 Canberra | 2023/03/13 01:30 | Marin Dumitru v Blake Bayldon | 7-6,3-6,10-7 |
| ITF M25 Canberra | 2023/03/11 23:00 | Jiayang Dong v Marin Dumitru | 3-6,2-6 |
| UTR Pro Tennis Series Bendigo | 2022/12/17 03:32 | Marin Dumitru v Jamieson Nathan | 2-6,2-6 |
| UTR Pro Tennis Series Bendigo | 2022/12/15 01:00 | David Reutlinger v Marin Dumitru | 2-6,3-6 |
| UTR Pro Tennis Series Bendigo | 2022/12/14 00:02 | Marin Dumitru v Amor Jasika | 5-7,7-5,6-0 |
| UTR Pro Tennis Series Bendigo | 2022/12/12 23:30 | Omar Fields v Marin Dumitru | 1-6,6-1,6-3 |
| ITF M25 Traralgon | 2022/11/23 23:00 | Ethan Cook v Marin Dumitru | 3-6,6-2,7-5 |
| ITF M25 Traralgon | 2022/11/23 03:15 | Marin Dumitru v Matthew Woerndle | 6-3,6-4 |