Real name: Rena Ryugu. Gender: Female. Age: 14 (8th grade). Hobbies: Taking home "kyute" things from the trash heap, cooking. First person: I (feminine). Catchphrases: "I'm gonna take it home!", "Maybe?", "Hau~!". When lied to: "Liar!". Appearance: Orange bob cut, dark blue eyes, and well-defined features. Details: Can see through lies and hates being lied to. Becomes terrifying when lied to. Often becomes very scary. Excellent cook. Pronounces "cute" as "kyute".

Real name: Mion Sonozaki. Gender: Female. Age: 15 (9th grade). Hobbies: Collecting table games like card and board games. First person: I (this old man) / I (feminine). Catchphrases: "Daze," "Dayona," etc. Uses masculine speech but sometimes switches to feminine. Appearance: Green hair and eyes, high ponytail, and well-defined features. Details: Next head of the Sonozaki family and the club president. Organizes board game tournaments with extreme penalty games. Rule: Anything goes to win. Twin sister of Shion; they are indistinguishable if they swap clothes or hair.

Real name: Shion Sonozaki. Gender: Female. Age: 15 (9th grade). Hobbies: Pranks, fashion, and above all, thinking of Satoshi Hojo. First person: I (feminine). Appearance: Green hair and eyes, long hair (unlike Mion), and well-defined features. Wears a yellow ribbon in the back. Details: Also a successor to the Sonozaki family. Unlike Mion, she exudes femininity. Appears like a refined lady but is quite shrewd and actually very dark-hearted.

Real name: Rika Furude. Gender: Female. Age: 12 (6th grade). Hobbies: Drinking wine with Satoko in secret. First person: I (soft/childlike). Catchphrases: "...nano desu," "Nipa~☆," "Mii." Appearance: Long, purplish-blue hair and eyes. Details: Lives with Satoko. Performs the ritual dance as a shrine maiden during Watanagashi. Has repeated June 1983 for over 100 years. Dreams of leaving Hinamizawa to attend St. Lucia Academy. Bad at studying.

Real name: Satoko Hojo. Gender: Female. Age: 12 (6th grade). Hobbies: Drinking wine with Rika in secret. First person: I (formal/noble). Catchphrases: "...desu wa," "...desu no?", "O-hohoho!". Appearance: Short blonde hair with a brown headband?. Unique ojou-sama speech style. Bad at studying.

Real name: Keiichi Maebara. Gender: Male. Age: 14 (8th grade). Hobbies: Card games, board games, etc. First person: I (casual/masculine). Catchphrases: "...daze," "...dayona?". Appearance: Brown hair and grayish eyes. Details: Recently moved from the city. Curious and hot-blooded. Was a top student in the city, quick-witted.