Estadio: Ct 5 Round: 166 Ground: Hardcourt outdoor
| Challenger de Bendigo | 2020/01/13 04:30 | Naoki Tajima v Maverick Banes | 1-6,2-6 |
| Challenger de Bendigo | 2020/01/12 05:45 | Min-Kyu Song v Naoki Tajima | 3-6,4-6 |
| ITF M15 Hong Kong | 2020/01/08 09:05 | Naoki Tajima v Cing-Yang Meng | 5-7,6-1,2-6 |
| ITF M15 Monastir | 2019/11/15 10:45 | Naoki Tajima v Aziz Kijametovic | 2-6,4-6 |
| ITF M15 Monastir | 2019/11/14 08:30 | Naoki Tajima v Jake Hersey | 6-2,6-3 |
| ITF M15 Monastir | 2019/11/13 09:00 | Naoki Tajima v Clement Geens | 3-6,6-3,7-5 |
| ITF M15 Monastir | 2019/11/07 12:35 | Naoki Tajima v Majed Kilani | 3-6,3-6 |
| ITF M15 Monastir | 2019/11/06 08:30 | Naoki Tajima v Petro Orlando Fellin | 6-1,6-0 |
| Challenger de Bendigo | 2020/01/11 23:00 | Yoshihito Nishioka v Petros Tsitsipas | 6-4,6-4 |
| ITF M15 Heraklion | 2019/12/10 11:00 | Adrian Bodmer v Petros Tsitsipas | 7-5,6-1 |
| ITF M15 Heraklion | 2019/12/04 10:55 | Petros Tsitsipas v Matias Zukas | 1-6,4-6 |
| ITF M15 Heraklion | 2019/11/28 08:00 | Daniel Masur v Petros Tsitsipas | 6-0,6-2 |
| ITF M15 Heraklion | 2019/11/27 09:30 | Alexander Donski v Petros Tsitsipas | 6-4,4-6,4-6 |
| ITF M15 Heraklion | 2019/11/20 12:00 | Petros Tsitsipas v Simon A Ivanov | 4-6,3-6 |
| ITF M15 Heraklion | 2019/11/13 08:00 | Vasil Kirkov v Petros Tsitsipas | 7-6,7-6 |
| ITF M15 Heraklion | 2019/11/06 12:55 | Lucas Catarina v Petros Tsitsipas | 6-2,6-4 |