| Name | Sato Koki |
| Country | Japan |
| prefectures | niigata |
| Racket | ICE CREAM AZX I |
| Rubber forehand | GENEXTION |
| Rubber backhand | GENEXTION |
| Occupation | Junior high school student |
Match result
-sponsor-
| Name | Sato Koki |
| Country | Japan |
| prefectures | niigata |
| Racket | ICE CREAM AZX I |
| Rubber forehand | GENEXTION |
| Rubber backhand | GENEXTION |
| Occupation | Junior high school student |