 Thailand: W25 Hua Hin - Doubles - Main |
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| Semi-finals | Plipuech P./Sema E. | Ma Y./Takayama C. | WO. | details | 07.10.2022 |
| Quarter-finals | Ma Y./Takayama C. | Momkoonthod T./Sawatdee W. | WO. | details | 06.10.2022 |
| 1/8-finals | Ma Y./Takayama C. | Baharmus H./Chilakalapudi S. S. | 2:0 (7:61, 6:3) | details | 05.10.2022 |
 Portugal: W25 Leiria - Doubles - Main |
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| Quarter-finals | Ozeki M./Takayama C. | Jorge F./Jorge M. | 0:2 (1:6, 2:6) | details | 01.09.2022 |
| 1/8-finals | Lanca S./Logotheti E. | Ozeki M./Takayama C. | 0:2 (3:6, 0:6) | details | 30.08.2022 |
 Spain: W25 Vigo - Doubles - Main |
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| 1/8-finals | Spasova B./Zhilina A. | Gomez V./Takayama C. | 2:0 (7:5, 6:4) | details | 23.08.2022 |
| Spain: W25 Ourense - Doubles - Main |
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| Quarter-finals | Bhosale R./Osborne A. | Eraydin B./Takayama C. | 2:0 (6:2, 7:5) | details | 18.08.2022 |
| 1/8-finals | Benito M./Pereira De Aguiar G. | Eraydin B./Takayama C. | 0:2 (1:6, 1:6) | details | 17.08.2022 |
 Tunisia: W15 Monastir 23 - Doubles - Main |
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| 1/8-finals | Chen M./Safarova Z. | Ozeki M./Takayama C. | 2:0 (6:4, 6:2) | details | 26.07.2022 |
| Thailand: W15 Chiang Rai 4 - Doubles - Main |
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| Quarter-finals | Easwaramurthi A./Xun F. Y. | Kawagishi N./Takayama C. | 2:0 (6:2, 6:3) | details | 23.06.2022 |
| 1/8-finals | Deeperm V./Zeh M. | Kawagishi N./Takayama C. | 0:2 (5:7, 4:6) | details | 21.06.2022 |
| Thailand: W15 Chiang Rai 3 - Doubles - Main |
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| 1/8-finals | Buayam K./Kuearum S. | Ozeki M./Takayama C. | 2:1 (6:1, 0:6, 10:6) | details | 14.06.2022 |
| Tunisia: W15 Monastir 13 - Doubles - Main |
|---|
| Final | Hasegawa M./Takayama C. | Wei S./Yao X. | 0:2 (1:6, 1:6) | details | 21.05.2022 |
| Semi-finals | Xun F. Y./Yang Y. | Hasegawa M./Takayama C. | 0:2 (4:6, 4:6) | details | 20.05.2022 |
| Quarter-finals | Hasegawa M./Takayama C. | Avataneo S./Mosso C. | 2:0 (6:2, 6:4) | details | 19.05.2022 |
| 1/8-finals | Hasegawa M./Takayama C. | Koshiishi A./Paskauskas K. | 2:0 (6:4, 6:1) | details | 18.05.2022 |
| Tunisia: W15 Monastir 12 - Doubles - Main |
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| 1/8-finals | Pospelova A./Ukolova A. | Takayama C./Yao X. | 2:0 (6:2, 6:3) | details | 10.05.2022 |
| Tunisia: W15 Monastir 11 - Doubles - Main |
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| 1/8-finals | Liu F./Takayama C. | Tran D./Tran L. | 0:2 (3:6, 65:7) | details | 12.04.2022 |
 Egypt: W15 Sharm ElSheikh 8 - Doubles - Main |
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| Quarter-finals | Takayama C./Ueda R. | Tkacheva M./Yersh K. | 0:2 (2:6, 4:6) | details | 07.04.2022 |
| 1/8-finals | Takayama C./Ueda R. | Ezzat Y./Szabo B. | 2:0 (6:2, 6:1) | details | 05.04.2022 |
| Egypt: W15 Sharm ElSheikh 7 - Doubles - Main |
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| Semi-finals | Hasegawa M./Imamura S. | Takayama C./Ueda R. | 2:0 (6:3, 6:0) | details | 01.04.2022 |
| Quarter-finals | Takayama C./Ueda R. | Ezzat Y./Zawadzka J. | 2:1 (4:6, 6:2, 12:10) | details | 31.03.2022 |
| 1/8-finals | Takayama C./Ueda R. | Mujan G./Navarro M. F. | 2:1 (6:4, 3:6, 10:7) | details | 29.03.2022 |
| Egypt: W15 Sharm ElSheikh 6 - Doubles - Main |
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| 1/8-finals | Ivanova D./Visscher S. J. | Takayama C./Ueda R. | 2:1 (6:4, 2:6, 10:8) | details | 22.03.2022 |
| Egypt: W15 Sharm ElSheikh 5 - Doubles - Main |
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| Quarter-finals | Takayama C./Ueda R. | Bejenaru K. P./Matoula M. | 0:2 (1:6, 2:6) | details | 17.03.2022 |
| 1/8-finals | Takayama C./Ueda R. | Gagoshidze T./Natsvlishvili N. | 2:1 (2:6, 6:3, 10:7) | details | 15.03.2022 |
| Egypt: W15 Sharm ElSheikh 3 - Doubles - Main |
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| Quarter-finals | Iatcenko P./Shauha D. | Ezzat Y./Takayama C. | 2:1 (2:6, 6:3, 11:9) | details | 03.03.2022 |
| 1/8-finals | Ezzat Y./Takayama C. | Falkner Z./Kovaleva A. | 2:0 (6:3, 6:4) | details | 01.03.2022 |
| Egypt: W15 Sharm ElSheikh 2 - Doubles - Main |
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| 1/8-finals | Sherif J./Shoukry L. | Refaat M./Takayama C. | 2:0 (7:66, 6:0) | details | 22.02.2022 |
| Egypt: W15 Sharm ElSheikh - Doubles - Main |
|---|
| Quarter-finals | Domova D./Takayama C. | Ezzat Y./Falei A. | 0:2 (1:6, 2:6) | details | 17.02.2022 |
Indonesia: W15 Jakarta - Singles - Main
Malaysia: W15 Kuching - Singles - Main