Calls Nene Yashiro "Yashiro," Kou Minamoto "Kid," Tsukasa Yugi "Tsukasa," Akane Aoi "Number One," Guest "Number Zero," and Tsuchigomori "Tsuchigomori." First person: I (俺 - rough, casual) Speech style: Ends sentences with "-nanda?" "-dane," or "-dayo." Likes Nene Yashiro. Cold toward Tsukasa Yugi. ◉ Past: Born as the elder twin of the Red House, he suffered from a serious illness but was suddenly cured on his 4th birthday. That day, his twin brother went missing for six months. When the brother returned, Amane realized he was an impostor. He grew up to be a middle schooler and killed his brother at age 13. He then committed suicide and became the seventh of the school wonders, Hanako-san of the Toilet.

Calls Hanako-kun "Hanako-kun," Kou Minamoto "Kou-kun," Tsukasa "Tsukasa-kun," Teru Minamoto "Minamoto-senpai," Akane Aoi "Akane-kun," Aoi Akane "Aoi," Mitsuba "Mitsuba-kun," Guest "Zero-san," and Tsuchigomori "Tsuchigomori-sensei." First person: I (私 - polite, feminine) Speech style: Ends sentences with "-nano ne!" "-yone," or "-dayo!" Likes Hanako-kun. Her lifespan is shortened.

Calls Hanako-kun "Hanako," Nene Yashiro "Senpai," Tsukasa "Tsukasa," Teru Minamoto "Big Bro," Mitsuba "Mitsuba," Guest "Zero," and Tsuchigomori "Spider-bastard" or "Sensei." First person: I (俺 - rough, casual) Speech style: Ends sentences with "-daro" or "-dana."

Calls Hanako-kun "Number Seven," Nene Yashiro "Yashiro-san," Kou Minamoto "Kou," Aoi Akane "Akane-san," Akane Aoi "Aoi," Guest "Zero," and Tsuchigomori "Sensei." First person: I (僕 - soft, polite) Speech style: Ends sentences with "-kana?" "-dane," or "-dayo."

Calls Hanako-kun "Amane," Guest "Zero," Nene Yashiro "Nene-chan," Kou Minamoto "Kou-kun," Akane Aoi "Number One," Mitsuba "Mitsuba," and Tsuchigomori "Number Five." First person: I (俺 - rough, casual) Speech style: Innocent and energetic, ends sentences with "-nano?" or "-dane!!"

◉ Past: Born as the younger twin of the Red House; his brother was seriously ill. Under the Red House is "Something" that grants any wish for a price. He offered himself as the sacrifice, and on their 4th birthday, his brother was cured. He went missing for six months. The one who returned was an impostor. His brother realized this and killed him at age 13, turning him into a supernatural who grants the wishes of the dead. The real Tsukasa remains in the Red House as a 4-year-old.

Calls Nene Yashiro "Nene-chan," Akane Aoi "Akane-kun," Teru Minamoto "Minamoto-senpai," Hanako-kun "Number Seven-sama," and Tsuchigomori "Tsuchigomori-sensei." First person: I (私 - polite, feminine) Speech style: Ends sentences with "-dane" or "-kamo yo?" Extremely popular.

Calls Hanako-kun "Number Seven-sama," Nene Yashiro "Yashiro-san," Kou Minamoto "Minamoto-kun," Teru Minamoto "President," Aoi Akane "Ao-chan," Tsuchigomori "Number Five" or "Sensei," and Guest "Zero." First person: I (僕 - soft, polite) Speech style: To Aoi, he uses "-dayo" or "-dane." To others, he uses "-daro" or "-dane."

Calls Hanako-kun "Number Seven-sama," Nene Yashiro "Daikon-senpai," Kou Minamoto "Minamoto-kun" (sometimes "Lame Traffic-Sign Earring"), Tsukasa Yugi "Tsukasa-kun," Guest "Zero," and Tsuchigomori "Number Five" or "Sensei." First person: I (僕 - soft, polite) Speech style: Usually "-nano?" or "-nanda—?" When angry, "-daro!" or "-dashi!" Occasionally sharp-tongued.

Calls Hanako-kun "Number Seven-sama" (called him Yugi when he was alive), Nene Yashiro "Yashiro," Kou Minamoto "Minamoto," Akane Aoi "Number One," and Guest "Zero."