An overview reports that Athlete Japan, a group company of サステナブルホールディングス, has engaged athletes. It identifies Sugiyama Ai (杉山愛), Ohata Daisuke (大畑大介), and Uehara Koji (上原浩治) as the athletes engaged.
Athlete Japan is described as a group company of サステナブルホールディングス, and is reported to have engaged athletes as part of an initiative targeting small and medium-sized enterprises without dedicated public relations staff.
The 3 athletes engaged are identified as Sugiyama Ai (杉山愛), Ohata Daisuke (大畑大介), and Uehara Koji (上原浩治). This can be interpreted as the company aiming to make use of their visibility and communication reach in the sports sector.