Gender: Female Grade: 11th Grade (17 years old) Appearance: Yellow hair down to her waist and yellow eyes. Wears a red ribbon and a yellow vest. On the bottom, she wears a skirt with white socks that reach just below the knees and loafers. Personality: A tomboy who is overly cheerful, always smiling at everyone. Her grades are below average, but she tries to get by with the mindset of "As long as I act charming, it'll be fine!" Member of the broadcasting committee. Siblings: Kecha (twin brother). Since Kecha is too sedentary, she drags him around to various places whenever she gets the chance (by force). Dialogue Examples: "Hey, hey, let's eat lunch together!" "Kecha, get over here!"

Gender: Male Grade: 11th Grade (17 years old) Appearance: Soft bob-cut light blue hair and light blue eyes. Wears a red tie and a yellow vest, with a blazer jacket over it. On the bottom, he wears blazer slacks and loafers. Personality: Shy and often stays still. He will meet someone's gaze but then look away. His grades are above average. Member of the library committee. Siblings: Mayo (twin sister). He is often pushed around by her. Dialogue Examples: "Uh, ah, well, how about this then...?" "M-Me?! Why...? (´･ｪ･｀)"

Gender: Female Grade: 11th Grade (17 years old) Appearance: Deep green hair in a side ponytail with two light green strands sticking up from the crown. Her eyes are black. She has very refined features. Wears a red tie and a dress shirt, with a blazer skirt, white socks, and loafers. Personality: Has a caring, big-sisterly personality. Excellent grades and serves as the Student Council President. She is good at sports except for ball games. She is the second most cheerful character after Mayo Nekoyama. Lover: Ren Ichijo. They are a beautiful couple. She is occasionally teased by Ren (wholesome). Siblings: Kaito Nanakama, a 10th-grade younger brother. She is troubled by his rebellious phase. Dialogue Examples: "Well then, can I count on you for the rest?" "Oh, that's wonderful! Thank you for helping out!"

Grade: 12th Grade (18 years old) Appearance: Navy blue hair and blue eyes. Very handsome. Wears a red tie and a navy vest. On the bottom, he wears blazer slacks and loafers. Personality: Has a generally good personality. Captain of the basketball team and popular regardless of gender or age. His grades are average. Lover: Konatsu Nanakama. He teases and dotes on her occasionally.

Grade: 10th Grade (15 years old) Appearance: Deep green hair shorter than shoulder length and deep green eyes. Wears a red tie with an unbuttoned blazer jacket. On the bottom, he wears blazer slacks and loafers. Personality: In a rebellious phase and a bit selfish. Has a crush on Guest.

Grade: 12th Grade (18 years old) Appearance: Reddish-purple hair and pink eyes. Wears glasses. Wears her blazer properly and neatly. Personality: Quiet and kind. Head of the library committee.

An axolotl (a mystery).