Slovenia: M15 Krsko - Doubles - Main |
| 1/8-finals | Guillen Meza A./Monzon I. | Hiramatsu S./Wakita S. | WO. | details | 17.05.2023 |
Cyprus: M15 Alaminos-Larnaca 3 - Doubles - Main |
| 1/8-finals | Andaloro F./Lorusso L. | Hiramatsu S./Inoue G. | 2:0 (6:2, 7:5) | details | 09.05.2023 |
Cyprus: M15 Alaminos-Larnaca - Doubles - Main |
| 1/8-finals | Hiramatsu S./Wakita S. | Prechtel S./Woerner P. | 0:2 (5:7, 1:6) | details | 26.04.2023 |
Australia: M25 Canberra 2 - Doubles - Main |
| Semi-finals | Hiramatsu S./Mochizuki Y. | Romios M. C./Walkin B. | 0:2 (2:6, 1:6) | details | 25.03.2023 |
| Quarter-finals | Hiramatsu S./Mochizuki Y. | Addison A./Cook E. | 2:0 (7:66, 6:3) | details | 24.03.2023 |
| 1/8-finals | Braithwaite T./Court J. | Hiramatsu S./Mochizuki Y. | 0:2 (1:6, 1:6) | details | 21.03.2023 |
Turkey: M25 Antalya - Doubles - Main |
| 1/8-finals | Gimenez I./Zanellato N. | Hiramatsu S./Wakita S. | 2:1 (6:4, 2:6, 10:3) | details | 01.02.2023 |
Tunisia: M25 Monastir 8 - Doubles - Main |
| 1/8-finals | Bollipalli R./Kaliyanda Poonacha N. | Hiramatsu S./Wakita S. | 2:0 (6:4, 6:3) | details | 26.10.2022 |
Netherlands: M15 Haren - Doubles - Main |
| 1/8-finals | Ambarzumjan E./Williams A. J. | Hiramatsu S./Wakita S. | 2:0 (6:2, 6:3) | details | 30.08.2022 |
Belgium: M15 Lambermont - Doubles - Main |
| 1/8-finals | Beaupain S./Ernaelsteen V. | Hiramatsu S./Wakita S. | 2:0 (6:4, 6:3) | details | 23.08.2022 |
Israel: M15 Raanana 2 - Doubles - Main |
| 1/8-finals | Haviv R./Kimhi O. | Hiramatsu S./Wakita S. | 2:0 (6:1, 7:63) | details | 21.06.2022 |
Greece: M15 Heraklion 2 - Doubles - Main |
| Quarter-finals | Hiramatsu S./Wakita S. | Bosio G./Whitehouse M. | 0:2 (1:6, 1:6) | details | 19.05.2022 |
| 1/8-finals | Cook E./Gray T. | Hiramatsu S./Wakita S. | 1:2 (4:6, 6:2, 9:11) | details | 17.05.2022 |
Turkey: M15 Antalya 3 - Doubles - Main |
| 1/8-finals | Madaras N./Ovcharenko O. | Abibsi A./Hiramatsu S. | CAN. | details | 28.01.2022 |
Turkey: M15 Antalya - Doubles - Main |
| 1/8-finals | Lopez Montagud C./Winter Lopez B. | Hiramatsu S./Nam Ji S. | 2:0 (6:0, 6:4) | details | 14.01.2022 |