| Challenger Guayaquil DM | 10/31 21:15 | 26 | Andrade/Buse v Klier Junior/Sakamoto | 6-4,6-0 | |
| ITF M25 Grodzisk Mazowiecki DM | 08/08 12:15 | 29 | Hermans/Matuszewski v Klier Junior/Sakamoto | 6-4,7-5 | |
| ITF M25 Grodzisk Mazowiecki DM | 08/08 09:00 | 28 | Klier Junior/Sakamoto v Dembek/Michalski | 6-3,5-7,10-8 | |
| ITF M25 Grodzisk Mazowiecki DM | 08/07 16:00 | 27 | Cias/Pavlasek v Klier Junior/Sakamoto | 4-6,6-0,5-10 | |
| ITF M25 Grodzisk Mazowiecki DM | 08/03 09:00 | 26 | Nazaruk/Rajski v Klier Junior/Sakamoto | 3-6,1-6 |