 Tunisia: M15 Monastir 34 - Doubles - Main |
|---|
| Semi-finals | Mochizuki Y./Niki T. | Decamps G./Strombachs R. | 0:2 (3:6, 4:6) | details | 10.09.2021 |
| Quarter-finals | Holmgren A./Zhu M. | Mochizuki Y./Niki T. | 1:2 (62:7, 6:3, 6:10) | details | 09.09.2021 |
| 1/8-finals | Bertran P./Mbithi M. | Mochizuki Y./Niki T. | 1:2 (7:67, 3:6, 9:11) | details | 07.09.2021 |
 Greece: M15 Heraklion 4 - Doubles - Main |
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| 1/8-finals | Mochizuki Y./Niki T. | Alves M./Donski A. | 0:2 (2:6, 4:6) | details | 08.06.2021 |
| Greece: M15 Heraklion 3 - Doubles - Main |
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| Final | Hua R./Zhang Z. | Mochizuki Y./Niki T. | 0:2 (3:6, 4:6) | details | 05.06.2021 |
| Semi-finals | Mochizuki Y./Niki T. | Thanos A./Tsitsipas Pe. | 2:1 (6:4, 5:7, 13:11) | details | 04.06.2021 |
| Quarter-finals | Mochizuki Y./Niki T. | Cash J./Stalder R. | 2:1 (4:6, 7:5, 10:4) | details | 03.06.2021 |
| 1/8-finals | Kountourakis I./Kypriotis E. | Mochizuki Y./Niki T. | 0:2 (2:6, 1:6) | details | 01.06.2021 |
| Greece: M15 Heraklion 2 - Doubles - Main |
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| 1/8-finals | Hua R./Zhang Z. | Mochizuki Y./Niki T. | 2:0 (6:3, 6:1) | details | 25.05.2021 |
| Greece: M15 Heraklion - Doubles - Main |
|---|
| Quarter-finals | Mochizuki Y./Niki T. | Johnson L./Vivero G. P. | 0:2 (5:7, 5:7) | details | 20.05.2021 |
| 1/8-finals | Mochizuki Y./Niki T. | Hajek P./Little D. | 2:1 (6:2, 4:6, 10:5) | details | 18.05.2021 |
