USA: M25 Naples, FL - Doubles - Main |
| Final | Kiger M./Sigouin B. | Heck H./Miyoshi K. | 2:1 (6:2, 67:7, 10:6) | details | 24.02.2024 |
| Semi-finals | McCormick T./Witten J. | Heck H./Miyoshi K. | WO. | details | 23.02.2024 |
| Quarter-finals | Harper M./Wessels L. | Heck H./Miyoshi K. | 1:2 (4:6, 7:65, 7:10) | details | 22.02.2024 |
| 1/8-finals | Heck H./Miyoshi K. | Gomez J. S./Urrea A. | 2:0 (7:5, 6:3) | details | 20.02.2024 |
Japan: M15 Yanagawa 2 - Doubles - Main |
| Quarter-finals | Hara Friend J. D./Miyoshi K. | Kusuhara Y./Shiraishi H. | 1:2 (6:0, 2:6, 8:10) | details | 28.12.2023 |
| 1/8-finals | Matsuda K./Matsuoka H. | Hara Friend J. D./Miyoshi K. | 0:2 (1:6, 4:6) | details | 26.12.2023 |
Japan: M15 Yanagawa - Doubles - Main |
| Final | Hara Friend J. D./Miyoshi K. | Isomura K./Sueoka Y. | 0:2 (64:7, 5:7) | details | 24.12.2023 |
| Semi-finals | Hara Friend J. D./Miyoshi K. | Saitoh K./Tanuma R. | 2:1 (5:7, 6:3, 10:7) | details | 23.12.2023 |
| Quarter-finals | Shin S./Shin W. | Hara Friend J. D./Miyoshi K. | 1:2 (7:5, 2:6, 8:10) | details | 23.12.2023 |
| 1/8-finals | Kono Y./Masabayashi T. | Hara Friend J. D./Miyoshi K. | 0:2 (2:6, 3:6) | details | 22.12.2023 |
USA: M15 Champaign, IL - Doubles - Main |
| Final | Clark E./Miyoshi K. | Grant W./Nefve A. | 1:2 (2:6, 7:5, 5:10) | details | 16.09.2023 |
| Semi-finals | Clark E./Miyoshi K. | Fenty A./Maloney P. | 2:0 (6:3, 7:65) | details | 16.09.2023 |
| Quarter-finals | Evans G./Kissell C. | Clark E./Miyoshi K. | 1:2 (2:6, 6:2, 8:10) | details | 14.09.2023 |
| 1/8-finals | Clark E./Miyoshi K. | Baadi T./Cosnet C. | 2:0 (6:1, 6:4) | details | 12.09.2023 |
USA: M25 Southaven, MS - Doubles - Main |
| Quarter-finals | Winegar T./Zheng M. | Miyoshi K./Ozolins K. | 2:0 (6:2, 7:65) | details | 11.08.2023 |
| 1/8-finals | Stearns W./Stevenson D. | Miyoshi K./Ozolins K. | 0:2 (3:6, 4:6) | details | 10.08.2023 |
USA: M25 Decatur, IL - Doubles - Main |
| Quarter-finals | Brown T./Miyoshi K. | Harper P./Mitsui S. | 1:2 (3:6, 7:5, 7:10) | details | 04.08.2023 |
| 1/8-finals | Hanzlik C./Mayo K. | Brown T./Miyoshi K. | WO. | details | 01.08.2023 |
USA: M25 Edwardsville, IL - Doubles - Main |
| 1/8-finals | Miyoshi K./Nakagawa N. | Clark E./Kingsley C. | 1:2 (6:3, 3:6, 8:10) | details | 25.07.2023 |
USA: M25 Champaign, IL - Doubles - Main |
| 1/8-finals | McHugh A./Miyoshi K. | Nakagawa N./Ochi M. | 1:2 (2:6, 6:3, 2:10) | details | 18.07.2023 |
Dominican Republic: M15 Santo Domingo - Doubles - Main |
| 1/8-finals | Draxl L./Lapadat J. | Anthrop J./Miyoshi K. | CAN. | details | 20.06.2023 |
South Korea: M25 Daegu - Doubles - Main |
| 1/8-finals | Kim J. H./Moon J. | Delaney Je./Miyoshi K. | 2:0 (6:2, 6:4) | details | 06.06.2023 |
Dominican Republic: M15 Santo Domingo - Doubles - Main |
| 1/8-finals | Miyoshi K./Petrov A. | Draxl L./Flores J. | 1:2 (7:63, 3:6, 3:10) | details | 22.11.2022 |
USA: M15 Champaign, IL - Doubles - Main |
| 1/8-finals | Heck H./Winter E. | Meister N./Miyoshi K. | 2:1 (6:2, 4:6, 15:13) | details | 14.09.2022 |