Shizuru Isurugi
Shizuru Dive to the Future
Kanji 石動 静流
Rōmaji Isurugi Shizuru
Also known as Shizu-chan (by Nagisa)
Gender Male
Professional Status
Occupation 1st year High School Student
Affiliation Iwatobi Badge Iwatobi High School
Swim Style All Strokes
Personal Status
Anime Episode 26
Voice Actors
Japanese Yoshitsugu Matsuoka
English Alejandro Saab

Shizuru Isurugi (石動 静流 Isurugi Shizuru)is one of the minor characters in Free!'s third season, Free!-Dive to the Future-. He is a swimmer and a 1st year high school student at Iwatobi High School.


Shizuru is taller than the new first years and has an expressionless and tired looking facial features. He has dark brown hair and blue eyes.




He first appears when Nagisa wants to take photos of all the club members and send them to Makoto. Later Shizuru can be seen practicing in Iwatobi Swimming Club where Iwatobi's team begins preparations for All-Japan Invitational. He was very interested in the camel, which appeared in the advertising video of the Iwatobi High School's swimming club. He also found the guide from sempai's deserted island training camp.



  • He apparently suffers from severe motion sickness, to the point of passing out.[1]
  • His family owns a seafood shop and the seaweed gathered by diving is why Shizuru is good at swimming.


  1. Episode 30