Erika is 13 years old and Tsubomi's classmate and neighbor , fashion shop "Fairy Drop". In addition, she is the president of the Fashion Club. She loves Fashion but since her big sister is a Charisma Model even though she is still in high school, she has a little complex about her beautiful and fashionable big sister. She is an energetic girl and bluntly says what she is thinking, although she also begins to change after meeting Tsubomi. She makes Tsubomi join the Fashion Club. As Cure Marine, her theme color is blue.