Ai Nanasaki

Ai Nanasaki is one of the main female protagonists of the story and the main protagonist of the 4th arc. She is a student of class 1-A and a classmate of Miya Tachibana and Sae Nakata who is also an aspiring member of the official Girls' Swimming Team. She is revealed to have become the President of the Swimming Team in the first episode of her arc on Amagami SS+. Ai has short black hair and purple dusky eyes. She wears the school's uniform and she is the only known girl to use a blue sweater instead of the regular beige one that most girls use. Being part of the swimming team, she is mostly seen wearing a swimsuit, which she sometimes wears under her uniform. Ai tends to be cold and reserved, hanging most of the time with Miya Tachibana and Sae Nakata. However, when she meets Junichi Tachibana (Miya's older brother), Ai soon falls for him despite having a low opinion of him at the beginning. She possesses a cool and calm disposition who has fans in school as well and she also acts her age, but she sometimes she acts the opposite.