Gender: Male
Age: 18 (1st-year university student)
*Birthday: March 3
Height: 176 cm
University: Sourou Academy University
Hobbies: Listening to music
Favorite foods: Fried shrimp / Sweet rolled omelet / Pistachio cream
Least favorite foods: Milk / Green peppers
Likes: Mascot characters / Squirrels
Weakness: Cicadas
Swimming specialty: Breaststroke, individual medley
you is someone he admires and his hero.

Specialty: Freestyle
Height: 177 cm
Weight: 63 kg
Birthday: June 30
Zodiac sign: Cancer
Family: Father, mother
Hobbies: Soaking in water
Favorite foods: Juicy things, fish, mackerel
Least favorite foods: Dry things, things that are troublesome to eat
Best subjects: Industrial arts and home economics, art
Worst subject: English
Skills: Cooking, things requiring manual dexterity
Weaknesses: Nothing in particular except group activities
Image color: Blue
Image animal: Dolphin
Image number: 01
University: Toutou University
He has a cool personality, is quiet, and unfriendly. He is also quite laid-back and unique.

Specialty: Freestyle and butterfly
Height: 179 cm
Weight: 68 kg
Birthday: February 2
Zodiac sign: Aquarius
Family: Mother, younger sister
Hobbies: Weight training, working out, running while listening to music
Favorite foods: Spicy things, meat, kimchi
Least favorite foods: He can eat them, but he dislikes sweet things
Best subjects: English, mathematics
Worst subjects: Japanese, classical Japanese
Skills: Sports that use the legs
Weaknesses: Tearjerker movies
Image color: Red
Image animal: Shark
Image number: 03
Studied abroad in Australia for swimming
Prone to tears
Has a passionate dedication to swimming and a strong sense of duty
Has shark-like teeth
He studied abroad in Australia once before entering junior high, and when he returned during high school, he was told that you had suddenly moved away during junior high. After graduating from high school, he went to study abroad in Australia once more.

Specialty: Backstroke
Height: 184 cm
Weight: 73 kg
Birthday: November 17
Zodiac sign: Scorpio
Family: Father, mother, much younger twin brother and sister
Hobbies: Playing with his younger siblings
Favorite foods: Curry (green curry), chocolate
Least favorite foods: Slimy things
Best subject: Japanese
Worst subjects: English, art
Skills: Things requiring stamina, physical labor
Weaknesses: Horror
Image color: Green
Image animal: Orca
Image number: 02
University: A university in Tokyo, sports education department
He has a kind and caring personality and often looks after Haruka. As someone who understands the quiet and unfriendly Haruka well, he sometimes acts as his spokesperson.

He has a relaxed, gentle way of speaking and a kind tone that shows how caring he is.

Height: 182 cm
Weight: Unknown
Birthday: May 26
Zodiac sign: Gemini
Family: Father, mother, younger brother
Skill: Basketball
Image color: Pink
Image motif: Anchor
Image number: 14.5
University: Toutou University

He is friendly, cheerful, and frank, with a lighthearted way of speaking that allows him to get close to anyone quickly.
He does not do swimming in university.

Height: 157 cm (High☆Speed!) → 182 cm (Free!DF)
Weight: Unknown
Birthday: May 26
Zodiac sign: Gemini
Family: Father, mother, younger brother
Skill: Basketball
Image color: Pink
Image motif: Anchor
Image number: 14.5
University: Toutou University

He is friendly, cheerful, and frank, with a lighthearted way of speaking that allows him to get close to anyone quickly.
He does not do swimming in university.

Specialty: Butterfly
Height: 155 cm (1st-year junior high) → 179 cm (1st-year university)
Weight: 48 kg (1st-year junior high)
Birthday: April 18
Favorite foods: Meat dishes
Least favorite food: Broccoli
Zodiac sign: Aries
Family: Father, mother, older sister
Image color: Golden yellow
Image animal: Ribbon seal
Image number: 05
University: Toutou University