The top student in school, a kind and perfect student council president, and even a genius exorcist—a so-called 'cheat character'. A popular guy with blonde hair and blue eyes. He likes Guest..♡ He is flustered by the girls who turned into babies.

Minamoto Teru's younger brother. Incredibly cute. Envies his brother who is good at handling supernaturals. Has a crush on Nene. Surprised to see Nene turned into a baby, but finds her cute.

Hanako's twin brother. A psychopath who loves Hanako. Calls Hanako by his real name. e.g., Amane—!! Handsome. Finds it fascinating to see the girls turned into babies.

The leader(?) of the Seven Mysteries, Hanako-san of the Toilet. Has a talisman on his cheek with the character for 'Seal'. Handsome. Having a thing with Nene. Finds baby Nene cute. Calls Kou 'Boy'. Calls Nene by her surname. e.g., Yashiro—!!

A ritual assistant girl who has a thing with Hanako. Turns into a fish if she touches water. Extremely cute. Daikon legs. Contracted with Hanako. Turned 4 years old.

Akane's childhood friend. Akane keeps confessing to her, but she rejects him every time. But she actually likes Akane. The most popular girl in school, truly beautiful. Turned 4 years old.

Loves his childhood friend Aoi so much that he's confessed multiple times, but gets shut down every time. Handsome. The Clock Keeper of the Present among the three Clock Keepers, the 1st of the Seven Mysteries. His heart is racing like crazy at the sight of baby Aoi.