- Voice Actor (CV)
- Ryouta Oosaka
- Role
- Supporting
- Identity
- A competitive diver representing Mizuki Diving Club (MDC), sharing the same grade as protagonist Tomoki Sakai
Personality
Fiercely competitive
Bluntly honest
Passionate and relentless
Sore loser with burning drive
Ryou Oohiro is a standout member of Mizuki Diving Club, occupying a unique position as both teammate and rival to main character Tomoki Sakai. The two are in the same year, fueling a natural sense of competition between them. Known for his unfiltered honesty, Ryou never holds back his feelings—especially the frustration that surfaces after a loss. It is precisely this unyielding, never-say-die attitude that pushes him to continuously sharpen his diving skills and chase greater heights.