 Japan: M25 Kashiwa - Doubles - Main |
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| Quarter-finals | Takeuchi K./Tanuma R. | Niki T./Takahashi Y. | 2:1 (3:6, 6:1, 12:10) | details | 29.09.2022 |
| 1/8-finals | Inui Y./Isomura K. | Niki T./Takahashi Y. | 0:2 (2:6, 4:6) | details | 27.09.2022 |
| Japan: M25 Sapporo 2 - Doubles - Main |
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| 1/8-finals | Okamura I./Takeuchi K. | Niki T./Takeru Y. | 2:1 (65:7, 6:1, 10:8) | details | 08.09.2022 |
| Japan: M25 Sapporo - Doubles - Main |
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| Final | Niki T./Takeru Y. | Kawakami R./Tajima N. | 2:1 (3:6, 6:4, 10:8) | details | 04.09.2022 |
| Semi-finals | Imai S./Mochizuki Y. | Niki T./Takeru Y. | 1:2 (7:65, 1:6, 8:10) | details | 03.09.2022 |
| Quarter-finals | Niki T./Takeru Y. | Ichikawa T./Takeuchi K. | 2:1 (2:6, 7:64, 11:9) | details | 02.09.2022 |
| 1/8-finals | Niki T./Takeru Y. | Isomura K./Sueoka Y. | 2:1 (7:62, 5:7, 10:4) | details | 30.08.2022 |
 South Korea: M15 Changwon - Doubles - Main |
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| Semi-finals | Jeong Y./Lee J. M. | Niki T./Sekiguchi S. | 2:0 (6:3, 6:4) | details | 26.08.2022 |
| Quarter-finals | Chu S./Kang Ku K. | Niki T./Sekiguchi S. | 1:2 (3:6, 7:63, 11:13) | details | 25.08.2022 |
| 1/8-finals | Inoue G./Nishiwaki K. | Niki T./Sekiguchi S. | 1:2 (6:1, 4:6, 7:10) | details | 23.08.2022 |
| South Korea: M15 Anseong - Doubles - Main |
|---|
| Semi-finals | Fancutt T. J./Niki T. | Kim C./Lee J. M. | 1:2 (4:6, 7:5, 8:10) | details | 19.08.2022 |
| Quarter-finals | Fancutt T. J./Niki T. | Hyun J. H./Kim G. J. | WO. | details | 18.08.2022 |
| 1/8-finals | Fancutt T. J./Niki T. | Suzuki K./Yoshimura D. | 2:0 (6:4, 6:1) | details | 16.08.2022 |
 Australia: M15 Caloundra 2 - Doubles - Main |
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| Semi-finals | Addison A./Romios M. C. | Niki T./Takeru Y. | 2:1 (3:6, 6:3, 10:6) | details | 29.07.2022 |
| Quarter-finals | Niki T./Takeru Y. | Dong C./Hoole C. | 2:0 (6:3, 6:3) | details | 28.07.2022 |
| 1/8-finals | Niki T./Takeru Y. | Harper M./Harper P. | 2:0 (6:4, 6:3) | details | 27.07.2022 |
| Australia: M15 Caloundra - Doubles - Main |
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| Quarter-finals | Niki T./Takeru Y. | Harper M./Harper P. | 0:2 (2:6, 3:6) | details | 24.07.2022 |
| 1/8-finals | Niki T./Takeru Y. | Chen K. Y./Sookton-Eng C. | 2:1 (5:7, 6:3, 10:2) | details | 23.07.2022 |
 Guam: M25 Harmon 2 - Doubles - Main |
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| Quarter-finals | Niki T./Takeru Y. | Matsui T./Uesugi K. | 0:2 (63:7, 2:6) | details | 09.06.2022 |
| 1/8-finals | Rehman H. A./Stubbings M. | Niki T./Takeru Y. | 0:2 (2:6, 1:6) | details | 07.06.2022 |
| Guam: M25 Harmon - Doubles - Main |
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| Final | Hong S. C./Kim C. | Niki T./Takeru Y. | 1:2 (1:6, 7:64, 9:11) | details | 04.06.2022 |
| Semi-finals | Niki T./Takeru Y. | Matsui T./Uesugi K. | 2:0 (7:62, 6:3) | details | 03.06.2022 |
| Quarter-finals | Jang Y./Kim G. J. | Niki T./Takeru Y. | 0:2 (1:6, 3:6) | details | 02.06.2022 |
| 1/8-finals | Niki T./Takeru Y. | Nakamura R./Okamura I. | 2:0 (6:1, 7:65) | details | 01.06.2022 |
 Thailand: M15 Chiang Rai 4 - Doubles - Main |
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| 1/8-finals | Kawachi K./Niki T. | Hazawa S./Shimizu Y. | 0:2 (4:6, 3:6) | details | 26.04.2022 |
| Thailand: M15 Chiang Rai 3 - Doubles - Main |
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| 1/8-finals | Dev S D P./Sinha N. K. | Hong S. C./Niki T. | 2:1 (7:5, 4:6, 10:4) | details | 19.04.2022 |