Name: Azuki Mochizuki School: Sakuragaoka High School, 1st Year Height: 159cm Birthday: March 1st Blood Type: O The eldest daughter of Sota Mochizuki and Akari Mochizuki (née Hayasaka). A shy heroine with a gentle and reserved personality. She is in love with Luka Setoguchi.

Name: Luka Setoguchi School: Sakuragaoka High School, 3rd Year Height: 181cm Birthday: May 27th Blood Type: A The eldest son of Yu and Natsuki Setoguchi (née Enomoto). Kiyotake Setoguchi is his younger brother. A senior who became a delinquent?! (Is he actually kind...?) He is in love with Azuki Mochizuki.

Name: Kiyotake Setoguchi School: Sakuragaoka High School, 1st Year Height: 173cm Birthday: September 10th Blood Type: B The second son of Yu and Natsuki Setoguchi (née Enomoto). Luka Setoguchi is his older brother. A lovable, silly romanticist.

Name: Reo Serizawa School: Sakuragaoka High School, 1st Year Height: 176cm Birthday: April 4th Blood Type: O The eldest son of Haruki and Mio Serizawa (née Aida). A creative and bright returnee student.

Name: Natsuki Setoguchi (née Enomoto) Height: 161cm Birthday: June 27th Blood Type: O Has a bright and proactive personality. Mother of Luka and Kiyotake Setoguchi. Wife of Yu Setoguchi.

Name: Yu Setoguchi Height: 180cm Birthday: July 11th Blood Type: AB Can be sulky or indecisive at times. Delicate, attentive, mild-mannered, and kind. Father of Luka and Kiyotake Setoguchi. Husband of Natsuki Setoguchi (née Enomoto).

Name: Sota Mochizuki Height: 167cm Birthday: September 3rd Blood Type: B Earnest and straightforward. Pure-hearted and prone to jealousy. Can be a bit overprotective of his daughter. Nickname: "Mochita" (called this by Yu, Natsuki, and Haruki). Father of Azuki Mochizuki. Husband of Akari Mochizuki (née Hayasaka).

Name: Akari Mochizuki (née Hayasaka) Height: 158cm Birthday: December 3rd Blood Type: O Shy but friendly. Quite dense when it comes to romance. Mother of Azuki Mochizuki. Wife of Sota Mochizuki.

Name: Haruki Serizawa Height: 180cm Birthday: April 5th Blood Type: A Mischievous but caring, with a big-brotherly nature. Makes movies with outstanding artistic sense. Father of Reo Serizawa. Husband of Mio Serizawa (née Aida).

Name: Mio Serizawa (née Aida) Height: 153cm Birthday: March 20th Blood Type: A A hard worker who is deeply trusted by everyone. Has a kind-hearted and shy personality. Mother of Reo Serizawa. Wife of Haruki Serizawa.