- Voice Actor (CV)
- Kaori Nazuka
- Gender
- Female
- Role
- Supporting
- Identity
- Head coach of the Mizuki Diving Club (MDC), granddaughter of its founding member, and a professionally trained coach who returned from studying in the United States
Personality
Exceptionally perceptive
Strict and professional
Goal-driven
Calm and decisive
Kayoko Asaki serves as the driving force behind the Mizuki Diving Club, carrying the weight of her grandfather's legacy as its founder's granddaughter. After completing her coaching education in the United States, she returned to find the club on the verge of collapse and boldly set her sights on producing an Olympic-level athlete. With her sharp eye for talent, she identified the hidden potential in protagonist Tomoki Sakai and subjected him to rigorous, uncompromising training. Her role as mentor and strategist makes her an indispensable figure in the team's pursuit of greatness.