 Australia: W35 Cairns 2 - Doubles - Main |
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| 1/8-finals | Compuesto B./Thompson B. | Khan L./Osafune K. | 2:0 (6:2, 7:63) | details | 09.10.2024 |
 Japan: W35 Kyoto - Doubles - Main |
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| 1/8-finals | Kang N. H./Morimoto N. | Osafune K./Ozeki A. | 2:0 (6:3, 6:2) | details | 18.09.2024 |
 Thailand: W15 Nakhon Si Thammarat 4 - Doubles - Main |
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| Quarter-finals | Nagata A./Sato H. | Osafune K./Ozeki A. | 1:0 RET. (6:1, 0:0) | details | 19.07.2024 |
| 1/8-finals | Osafune K./Ozeki A. | Carbis J./Shroff S. | 2:0 (6:0, 6:4) | details | 16.07.2024 |
| Thailand: W15 Nakhon Si Thammarat 3 - Doubles - Main |
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| Quarter-finals | Osafune K./Ozeki A. | Sawatdee W./Yodpetch K. | 0:2 (4:6, 1:6) | details | 12.07.2024 |
| 1/8-finals | Osafune K./Ozeki A. | Lithiby T./Podgorichani L. | 2:0 (6:4, 6:4) | details | 09.07.2024 |
| Japan: W15 Tokyo 2 - Doubles - Main |
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| 1/8-finals | Katz A./Osafune K. | Kim Y./Wi H. W. | 0:2 (1:6, 66:7) | details | 12.06.2024 |
 Romania: W15 Focsani - Doubles - Main |
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| 1/8-finals | Osafune K./Zabolotnaia E. | Lazar S./Piestrzynska A. | 0:2 (4:6, 5:7) | details | 04.06.2024 |
| Romania: W15 Galati - Doubles - Main |
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| 1/8-finals | Mocanu A. C./Osafune K. | Hrda L./Lazar S. | 0:2 (0:6, 0:6) | details | 28.05.2024 |
| Thailand: W15 Nakhon Si Thammarat 2 - Doubles - Main |
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| Quarter-finals | Osafune K./Ozeki A. | Yao X./Zheng W. | 0:2 (2:6, 1:6) | details | 29.02.2024 |
| 1/8-finals | Osafune K./Ozeki A. | Chimchum Y./Yongmod T. | 2:1 (7:5, 2:6, 10:4) | details | 27.02.2024 |
| Australia: W25 Cairns 2 - Doubles - Main |
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| 1/8-finals | Hasegawa M./Micic E. | Osafune K./Ueda R. | 2:0 (6:3, 6:4) | details | 11.10.2023 |
| 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 |
| Australia: W15 Caloundra 2 - Doubles - Main |
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| 1/8-finals | Adams J./Mataia C. | Hosonuma C./Osafune K. | 2:0 (6:1, 6:2) | details | 01.08.2023 |
| Australia: W15 Caloundra - Doubles - Main |
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| Semi-finals | Osafune K./Ueda R. | Katsumi N./Larke Z. | 1:2 (6:4, 4:6, 4:10) | details | 28.07.2023 |
| Quarter-finals | Osafune K./Ueda R. | Kamenoff D./Walker L. | 2:0 (6:4, 6:1) | details | 28.07.2023 |
| 1/8-finals | Osafune K./Ueda R. | Dong T./Freeman P. | 2:0 (6:3, 6:1) | details | 25.07.2023 |
| Thailand: W15 Nakhon Si Thammarat 2 - Doubles - Main |
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| Quarter-finals | Arakawa H./Arakawa N. | Hosonuma C./Osafune K. | 2:0 (7:65, 7:5) | details | 15.06.2023 |
| 1/8-finals | Lim P./Lim Pimm. | Hosonuma C./Osafune K. | 0:2 (1:6, 3:6) | details | 13.06.2023 |
| Thailand: W15 Nakhon Si Thammarat - Doubles - Main |
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| Quarter-finals | Chanta A./Cheapchandej P. | Hosonuma C./Osafune K. | 2:0 (6:2, 6:4) | details | 09.06.2023 |
| 1/8-finals | Hosonuma C./Osafune K. | Chikaraishi Y./Wu Ho C. | 2:1 (3:6, 6:4, 10:8) | details | 08.06.2023 |
| Japan: W15 Hinode - Doubles - Main |
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| Quarter-finals | Osafune K./Ozeki A. | Inoue A./Tsao C. Y. | 0:2 (2:6, 5:7) | details | 24.03.2023 |
| 1/8-finals | Osafune K./Ozeki A. | Hasegawa A./Matsumura H. | 2:1 (6:3, 4:6, 10:7) | details | 21.03.2023 |
 Malaysia: W15 Kuching - Doubles - Main |
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| 1/8-finals | Domova D./Osafune K. | Ito A./Okuwaki R. | 0:2 (0:6, 2:6) | details | 28.02.2023 |
| Malaysia: W15 Kuala Lumpur - Doubles - Main |
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| 1/8-finals | Higashitani N./Osafune K. | Kim D./Xun F. Y. | 0:2 (1:6, 2:6) | details | 22.02.2023 |
| Australia: W25 Cairns 2 - Doubles - Main |
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| 1/8-finals | Hosonuma C./Osafune K. | Fry S./Nayar S. | 0:2 (2:6, 3:6) | details | 12.10.2022 |
| Australia: W25 Cairns - Doubles - Main |
|---|
| Quarter-finals | Parnaby A./Preston T. | Hosonuma C./Osafune K. | 2:0 (6:2, 6:3) | details | 06.10.2022 |
| 1/8-finals | Hosonuma C./Osafune K. | Bajagic T./Simmons E. | 2:0 (6:3, 6:0) | details | 04.10.2022 |
| Australia: W15 Caloundra 2 - Doubles - Main |
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| 1/8-finals | Hosonuma C./Osafune K. | Kamenoff D./Walker L. | 0:2 (64:7, 2:6) | details | 27.07.2022 |
| Australia: W15 Caloundra - Doubles - Main |
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| 1/8-finals | Hosonuma C./Nelson S. | Decruy K./Osafune K. | 2:0 (6:0, 7:5) | details | 23.07.2022 |
| Japan: W60 Kyoto - Doubles - Main |
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| 1/8-finals | Kaji H./Namigata J. | Morimoto N./Osafune K. | 2:0 (6:2, 6:1) | details | 19.02.2020 |