Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| Challenger - Shenzhen - Kwal. | 2023/10/15 02:00 | Tao Mu v Tomohiro Masabayashi | 6-1,6-3 |
| ITF - M25 Takasaki | 2023/09/17 01:00 | Tomohiro Masabayashi v Toru Horie | 1-6,3-6 |
| ITF - M25 Sapporo | 2023/09/15 02:55 | Tomohiro Masabayashi v Yuki Mochizuki | 6-2,4-6,1-6 |
| ITF - M25 Sapporo | 2023/09/12 03:45 | Keisuke Saitoh v Tomohiro Masabayashi | 5-7,3-6 |
| ITF - M25 Sapporo | 2023/09/11 03:15 | Tomohiro Masabayashi v Omar Fields | 7-5,2-6,10-7 |
| ITF - M25 Sapporo | 2023/09/07 01:00 | Tomohiro Masabayashi v Daisuke Sumizawa | 3-6,3-6 |
| ITF - M25 Sapporo | 2023/09/06 01:00 | Keisuke Saitoh v Tomohiro Masabayashi | 4-6,6-3,1-6 |
| ITF - M25 Sapporo | 2023/09/04 01:00 | Tomohiro Masabayashi v Chih Chi Huang | 6-3,6-3 |
| ITF M25 - Brisbane | 2023/11/19 02:30 | Sam Ryan Ziegann v Mason Naumovski | 1-6,2-6 |
| ITF M25 - Cairns | 2023/10/10 02:30 | Scott Jones v Mason Naumovski | 6-3,6-2 |
| ITF M25 - Darwin | 2023/09/20 05:30 | Mason Naumovski v Blake Mott | 2-6,1-6 |
| ITF M25 - Darwin | 2023/09/13 05:25 | Issei Okamura v Mason Naumovski | 6-4,4-6,6-4 |
| ITF M25 - Darwin | 2023/09/12 05:30 | Corban Crowther v Mason Naumovski | 3-6,4-6 |
| ITF - M15 Caloundra | 2023/07/31 00:00 | Jack Loutit v Mason Naumovski | 7-6,6-0 |
| ITF - M15 Caloundra | 2023/07/24 04:00 | Tai Leonard Sach v Mason Naumovski | 6-0,6-4 |
| ITF - M15 Caloundra | 2023/07/22 23:00 | Mason Naumovski v Nicholas De Vivo | 7-6,6-4 |