| Name | Kouki Hidaka |
| Country | Japan |
| prefectures | saitama |
| Racket | Innerforce Layer ALC |
| Rubber forehand | DIGNICS 05 |
| Rubber backhand | Rakza 7 |
| Occupation | Working adult |
Match result
-sponsor-
| Name | Kouki Hidaka |
| Country | Japan |
| prefectures | saitama |
| Racket | Innerforce Layer ALC |
| Rubber forehand | DIGNICS 05 |
| Rubber backhand | Rakza 7 |
| Occupation | Working adult |