Karin Kagami is the fourth mermaid princess in Mermaid Melody and is the keeper of the Red Pearl.
Karin is a tough girl with the strength of an ox. She is quite athletic, as her muscles show. She plays basketball with the boys rather than playing with the girls. She is not afraid to confront a bully and beat up a stalker. She has gotten expelled from one school, abut soon transferred to Serena, Aya, and Reina's school. She is the special one who fights only for her kingdom. She is serious and tough, but remains loyal to her friends.
Karin has red hair worn in a side ponytail and has dark red eyes. None of her appearance changes.
Birthday: March 25
Star Sign: Aries
Blood Type: O
Favorite Subject: Health/Gym
Least Favorite Subject: English
Hopes to Go: Taiwan
Birthplace: Coral Sea
Favorite Food: Japanese Pizza
Least Favorite Food: Pudding
Favorite Color: Red
Favorite Flower: Azalea
Favorite Type of Boys: Athletic Boys