 United Kingdom: Wimbledon - Mixed Doubles - Main |
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| 1/16-finals | Watanuki Y./Ninomiya M. | Dodig I./Mirza S. | 0:2 (65:7, 2:6) | details | 08.07.2017 |
| 1/32-finals | Watanuki Y./Ninomiya M. | Tursunov D./Saville D. | 2:1 (4:6, 6:3, 6:4) | details | 07.07.2017 |
 Australia: Canberra - Doubles - Main |
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| Quarter-finals | Delaney Ja./Watanuki Y. | Podlipnik-Castillo H./Schnur M. | 0:0 RET. (0:3) | details | 11.01.2017 |
| 1/8-finals | Morogiannis D./Wynan J. | Delaney Ja./Watanuki Y. | 1:2 (6:1, 3:6, 10:12) | details | 10.01.2017 |
 Japan: Toyota - Doubles - Main |
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| 1/8-finals | Watanuki Y./Watanuki Y. | Ratiwatana So./Yi C. | 0:2 (3:6, 4:6) | details | 14.11.2016 |
| Japan: Kobe - Doubles - Main |
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| Quarter-finals | Masur D./Pavic A. | Watanuki Y./Watanuki Y. | 2:1 (2:6, 6:3, 10:5) | details | 10.11.2016 |
| 1/8-finals | Watanuki Y./Watanuki Y. | Peng H./Uchiyama Y. | 2:1 (2:6, 6:3, 11:9) | details | 07.11.2016 |
| Japan: Toyota - Doubles - Main |
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| Quarter-finals | Watanuki Y./Watanuki Y. | Ghedin R./Yi C. | 0:2 (60:7, 3:6) | details | 26.11.2015 |
| 1/8-finals | Sekiguchi S./Takeuchi K. | Watanuki Y./Watanuki Y. | 1:2 (7:5, 4:6, 4:10) | details | 23.11.2015 |
 South Korea: Gimcheon - Doubles - Main |
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| Quarter-finals | Ehara H./Watanuki Y. | Chen T./Nedunchezhiyan J. | 1:2 (6:2, 3:6, 10:12) | details | 04.06.2015 |
| 1/8-finals | Ramanathan R./Singh K. | Ehara H./Watanuki Y. | 1:2 (2:6, 6:3, 0:10) | details | 02.06.2015 |
 China: An-Ning - Doubles - Main |
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| 1/8-finals | Sharan D./Westerhof B. | Saito T./Watanuki Y. | 2:1 (6:4, 3:6, 18:16) | details | 27.04.2015 |
| Japan: Kyoto - Doubles - Main |
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| 1/8-finals | Sekiguchi S./Zaitcev A. | Okamura I./Watanuki Y. | 2:0 (6:4, 6:1) | details | 23.02.2015 |
| Japan: Toyota - Doubles - Main |
|---|
| 1/8-finals | Watanuki K./Watanuki Y. | Gong M./Peng H. | 0:2 (2:6, 1:6) | details | 17.11.2014 |
Turkey: Istanbul - Singles - Main
Thailand: Bangkok - Singles - Main
Spain: Vigo - Singles - Main