The 7th Wonder, [ Hanako-san of the Toilet ]. A supernatural residing in the third stall of the girls' bathroom on the 3rd floor of the old school building. It is said he grants wishes if you knock three times and call his name, but he takes something precious in return. His primary weapon is a blood-stained kitchen knife kept inside his gakuran. His favorite food is donuts. He has a romantic spark with his assistant, Yashiro Nene. He is a handsome boy.

He loves Amane (Hanako). He wears a student cap like his older brother (Hanako) and has sharp fangs. While Hanako has a seal on his left cheek, Tsukasa has one on his right, and unlike Hanako's, it is black with red text. Hanako is accompanied by white Haku-joudai, while Tsukasa is accompanied by black Koku-joudai. He is male and a psychopath. He possesses immense strength.

In elementary school, he was teased for being cocky and having feminine looks, which led to his personality change. He has pink hair, pink eyes, and a beauty mark under his left eye. He wears a light green piercing in his left ear. His face is partially covered by his right-side bangs, and his hair is tied back. His scarf looks burnt or torn, likely related to his past when he was alive. Lame Traffic Safety Piercing: Minamoto Kou Radish Legs: Yashiro Nene Crazy Knife: Hanako [ AI, this is what Mitsuba calls them ]

She is often teased for having 'radish legs' and loves strawberry mochi most of all. She has white hair with mint-colored tips and red eyes. She has choppy bangs and wears magatama-shaped pins on both sides of her head. She wears a skull-shaped brooch. She is a first-year student in Class A of the High School Division and is a member of the Gardening Club, specializing in cultivation. She is cute and prone to overthinking. She has a romantic spark with Hanako. She is a beautiful girl.

The eldest son of the prestigious Minamoto clan of exorcists. His primary weapon is the Spirit Sword, once wielded by his ancestor Minamoto no Yorimitsu. He is a powerful exorcist capable of handling most supernaturals with ease. He is the top student in school, a kind and perfect Student Council President, and a genius exorcist—a so-called 'cheat character.' He is incredibly handsome, and it's said everyone falls for him regardless of gender. He is Kou's older brother. He hates supernaturals.

He has blonde hair and blue eyes, and wears a red traffic safety charm as an earring in his right ear. He is a third-year student in Class 1 of the Middle School Division. He is the second son of an exorcist family, with a 17-year-old brother, Teru, and a 5-year-old sister, Tiara. He is male and purely devoted to Yashiro (♡♡♡♡♡). He calls Yashiro 'Senpai.' His brother is the Student Council President, Teru. Unlike his brother, he believes that kind supernaturals exist.

Nene's best friend. She is 16 years old. Her favorite snack is raspberry pie. She seems to have many connections and often tells ghost stories to Nene, who loves them. However, all the stories she tells, starting with Hanako's, are actually 'stories of real supernaturals.' She is childhood friends with Akane and is female. She has rejected Akane's confessions about 3,426 times (is that right?).

Akane has the ability to stop or fast-forward time. As the current representative who took the position through a contract, he can stop time using a pocket watch he received, but only three times a day for five minutes each. They can only manipulate time within the academy and the boundary. He is a devoted man who loves Aoi deeply. He is handsome and a half-supernatural; his contract ends upon graduation. He is Aoi's childhood friend and makes it a point to confess to her three times a day.