Estadio: Court A Round: 27 Ground: Hardcourt outdoor
| ITF M25 Nonthaburi | 2020/01/30 04:25 | Tsung-Hua Yang v Matija Pecotic | 3-6,6-3,5-7 |
| ITF M25 Nonthaburi | 2020/01/29 07:45 | Matija Pecotic v Yshai Oliel | 6-3,6-2 |
| ITF M15 Doha | 2019/12/13 11:55 | Matija Pecotic v Jonathan Mridha | 6-7,6-4,7-6 |
| ITF M15 Doha | 2019/12/12 12:00 | Matija Pecotic v Harry Wendelken | 6-3,6-1 |
| ITF M15 Doha | 2019/12/11 12:10 | Matija Pecotic v Aleksandre Bakshi | 6-4,6-7,6-4 |
| ITF M15 Heraklion | 2019/12/04 12:15 | Tom Kocevar-Desman v Matija Pecotic | 7-6,6-2 |
| ITF M15 Heraklion | 2019/12/01 10:00 | Artem Smirnov v Matija Pecotic | 3-6,5-7 |
| ITF M15 Heraklion | 2019/11/30 08:30 | Yshai Oliel v Matija Pecotic | 4-6,2-6 |
| ITF M25 Nonthaburi | 2020/01/30 07:05 | Jung-Woong Na v Shuichi Sekiguchi | 1-6,4-6 |
| ITF M25 Nonthaburi | 2020/01/29 07:25 | Kasidit Samrej v Shuichi Sekiguchi | 3-6,2-6 |
| Challenger de Bangkok 2 | 2020/01/22 05:25 | Peter Polansky v Shuichi Sekiguchi | 6-3,7-5 |
| ATP Auckland | 2020/01/10 22:00 | Shuichi Sekiguchi v Tatsuma Ito | 3-6,6-4,4-6 |
| ITF M15 Te Anau | 2020/01/04 00:30 | Luke Saville v Shuichi Sekiguchi | 6-3,6-3 |
| ITF M15 Te Anau | 2020/01/02 21:00 | George Stoupe v Shuichi Sekiguchi | 3-6,1-6 |
| ITF M15 Te Anau | 2020/01/01 22:00 | Calum Puttergill v Shuichi Sekiguchi | 6-2,2-6,2-6 |
| ITF M15 Te Anau | 2019/12/31 05:15 | Sam Ryan Ziegann v Shuichi Sekiguchi | 2-6,3-6 |