 Japan: W15 Tokyo 2 - Doubles - Main |
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| Quarter-finals | Inoue A./Ozeki M. | Hasegawa M./Nakashima M. | 2:1 (6:4, 3:6, 10:8) | details | 13.06.2024 |
| 1/8-finals | Hasegawa M./Nakashima M. | Kokkinis T./Thompson B. | 2:1 (7:5, 4:6, 13:11) | details | 11.06.2024 |
| Japan: W15 Kawaguchi - Doubles - Main |
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| 1/8-finals | Nakashima M./Nishimoto S. | Nagata A./Yuan C. | 0:2 (0:6, 3:6) | details | 05.06.2024 |
| Japan: W15 Fukui - Doubles - Main |
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| Quarter-finals | Nakashima M./Ng M. | Hasegawa M./Wu Ho C. | 0:2 (6:7, 6:7) | details | 23.05.2024 |
| 1/8-finals | Nakashima M./Ng M. | Arai A./Kikawada R. | 2:0 (6:4, 6:3) | details | 21.05.2024 |
| Japan: W15 Toyama - Doubles - Main |
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| Quarter-finals | Abe H./Nagata A. | Nakashima M./Ozeki A. | 2:1 (63:7, 6:3, 11:9) | details | 17.05.2024 |
| 1/8-finals | Nakashima M./Ozeki A. | Bhasin S./Kim H. | 2:0 (6:1, 6:2) | details | 16.05.2024 |
| Japan: W35 Osaka - Doubles - Main |
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| 1/8-finals | Ito A./Sema E. | Nakashima M./Tamura K. | 2:0 (6:3, 6:2) | details | 09.04.2024 |
| Japan: W15 Hinode - Doubles - Main |
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| Quarter-finals | Ito A./Nakashima M. | Tominaga S./Yoshikawa H. | 1:2 (3:6, 6:4, 5:10) | details | 21.03.2024 |
| 1/8-finals | Ito A./Nakashima M. | Hori H./Saito R. | 2:0 (7:62, 6:3) | details | 20.03.2024 |
| Japan: W25 Hamamatsu - Doubles - Main |
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| 1/8-finals | Abe H./Kawaguchi N. | Nakashima M./Shibata S. | 2:0 (6:3, 7:5) | details | 11.10.2023 |
| Japan: W25 Makinohara - Doubles - Main |
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| Quarter-finals | Saigo R./Saigo Y. | Ito A./Nakashima M. | 2:0 (6:2, 7:65) | details | 05.10.2023 |
| 1/8-finals | Hosonuma C./Lee E. | Ito A./Nakashima M. | 0:2 (1:6, 61:7) | details | 03.10.2023 |
| Japan: W25 Kyoto - Doubles - Main |
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| 1/8-finals | Hayashi E./Imamura S. | Nakashima M./Osafune K. | 2:0 (6:1, 7:65) | details | 20.09.2023 |
| Japan: W15 Sapporo 3 - Doubles - Main |
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| 1/8-finals | Nakashima M./Sato H. | Ng M./Okuwaki R. | 0:2 (4:6, 4:6) | details | 08.08.2023 |
| Japan: W15 Sapporo 2 - Doubles - Main |
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| Semi-finals | Mushika Mao/Sato H. | Nakashima M./Okuwaki R. | 2:0 (6:0, 6:4) | details | 04.08.2023 |
| Quarter-finals | Nakashima M./Okuwaki R. | Chiu B./Yodpetch K. | 2:0 (6:4, 6:4) | details | 03.08.2023 |
| 1/8-finals | Hasegawa M./Wu Ho C. | Nakashima M./Okuwaki R. | 0:2 (3:6, 2:6) | details | 02.08.2023 |
| Japan: W15 Kawaguchi - Doubles - Main |
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| Final | Ito A./Nakashima M. | Miyamoto A./Rioux L. | 2:0 (6:4, 6:4) | details | 17.06.2023 |
| Semi-finals | Ito A./Nakashima M. | Matsuda R./Mushika Mao | 2:0 (6:2, 6:0) | details | 16.06.2023 |
| Quarter-finals | Kawagishi N./Ueda R. | Ito A./Nakashima M. | 0:2 (65:7, 2:6) | details | 16.06.2023 |
| 1/8-finals | Ito A./Nakashima M. | Goto R./Yamamoto H. | 2:0 (6:2, 6:0) | details | 14.06.2023 |
| Japan: W15 Hinode - Doubles - Main |
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| Semi-finals | Inoue A./Tsao C. Y. | Nakashima M./Shibata S. | 2:0 (6:3, 7:66) | details | 24.03.2023 |
| Quarter-finals | Nakashima M./Shibata S. | Katsumi N./Kawaguchi N. | 2:0 (6:1, 6:1) | details | 24.03.2023 |
| 1/8-finals | Tominaga S./Yoshikawa H. | Nakashima M./Shibata S. | 1:2 (6:2, 4:6, 5:10) | details | 21.03.2023 |