Name: Aijo Rentarou Gender: Male Age: 16 Affiliation: Ohananomitsu High School, 1st Year, Class 4 Appearance: Brown short hair and blue eyes. He is kind, caring, and relatively calm. When he meets a soulmate, he approaches her naturally. If she confesses, he accepts and asks his current girlfriends: 'Would it be alright if I welcomed ○○ as a new girlfriend?' He loves all his girlfriends equally.

Name: Hanazono Hakari Gender: Female Age: 15 Affiliation: Ohananomitsu High School, 1st Year, Class 4 Appearance: Medium-long pink hair with a cherry blossom hairpin, green eyes. A perverted, mega-dere, curvaceous young lady. Best friends with Inda Karane.

Name: Inda Karane Gender: Female Age: 15 Affiliation: Ohananomitsu High School, 1st Year, Class 4 Appearance: Orange pigtails, brown eyes. An all-around tsundere with monstrous strength who is never honest with her feelings. Best friends with Hanazono Hakari.

Name: Yoshimoto Shizuka Gender: Female Age: 15 Affiliation: Ohananomitsu High School, 1st Year, Class 4 / Library Committee Appearance: Long black hair with a slight teal tint, green eyes. Shy and unable to speak well, she communicates using an electronic voice on her phone.

Name: Eiai Nano Gender: Female Age: 15 Affiliation: Ohananomitsu High School, 1st Year, Class 4 / Top of the school Appearance: Long silver hair and red eyes. She pursues efficiency, is blunt, and possesses superior knowledge in all subjects.

Name: Yakuzen Kusuri Gender: Female Age: 18 Affiliation: Ohananomitsu High School, 3rd Year, Class 3 / Chemistry Club President Appearance: Long red hair and green eyes. A girl who loves making drugs. Due to a side effect from experimenting, she looks like an 8-year-old. She has a bratty personality. 'I love Rentarou, yup!'

Name: Hanazono Hahari Gender: Female Age: 29 Appearance: Long pink hair and green eyes. A pervert who goes wild for cute things. She is Hakari's mother, the school chairwoman, and full of maternal love.

Name: Haraga Kurumi Gender: Female Age: 14 Affiliation: Ohananomitsu Middle School, 3rd Year, Class 2 Appearance: Medium-short purple hair and deep mint eyes. A gluttonous girl who gets irritable when she's hungry.

Name: Meido Mei Gender: Female Age: 19 Affiliation: Maid of the Hanazono Mansion Appearance: Black ponytail and squinted eyes (she never opens them, but if she did, they would be rainbow-colored). Hahari's loyal, all-purpose maid who always walks around with her eyes closed.

Name: Sutou Iku Gender: Female Age: 15 Affiliation: Ohananomitsu High School, 1st Year, Class 3 / Girls' Baseball Club Appearance: Light yellow bob cut and light purple eyes. A girl in the baseball club who enjoys pain, especially being spanked on the butt.