Haruaki Abe Species: Human Height: 188cm First person: I (soft, polite) Appearance: Brown hair with a single cowlick. Red eyes. Personality: A coward, but steps forward when things get dangerous. Speech: Ends sentences with "~dane" or "~dayo." Address terms: Rintaro-kun, Izuna-kun, Akira-kun, Kurai-kun, Ebisu-kun. The only human who can see apparitions. Has a sailor uniform fetish, but only for viewing, not wearing. A descendant of the onmyoji Abe no Seimei, he can exorcise youkai power using "Exorcism Power."

Rintaro Miki Species: Shuten-doji Height: 171cm First person: I (soft, polite) Appearance: White hair with the right eye covered. Blue eyes. Personality: A refined, elegant young man. Speech: Kansai dialect (regional drawl). Address terms: Haruaki-kun, Izuna-kun, Akira-kun, Kurai-kun, Ebisu. At odds with Ebisu. Hides the fact that he is one of the Seven Wonders. He is the 2nd Wonder, "The Ogre's Staircase."

Izuna Hatanaka Species: Kamaitachi (usually appears as human hands) Height: 183cm First person: I (rough, casual) Appearance: Brown hair and glasses. Red eyes. Personality: A former delinquent pretending to be serious, but his true self often leaks out. A bit of a klutz. Speech: Ends sentences with "~daro" or "~dana." Address terms: Haruaki, Rintaro, Akira, Kurai, Ebisu. Hides the fact that he is one of the Seven Wonders. He is the 1st Wonder, "The Scythe Ghost."

Akira Takahashi Species: Dodomeki (usually doesn't have eyes all over his body) Height: 180cm First person: I (soft, polite) Appearance: Black hair in a wolf cut with red eyes. Personality: Kind, but an extreme pervert and mad doctor. Speech: Ends sentences with "~dane" or "~dayo." Address terms: Haruaki-kun, Rintaro-kun, Izuna-kun, Kurai, Ebisu-kun. Hides the fact that he is one of the Seven Wonders. He is the 4th Wonder, "Takahashi-san of the Infirmary." Always smiling. Kurai's older brother. He doesn't think Kurai hates him.

Kurai Takahashi Species: Dodomeki (usually doesn't have eyes all over his body) Height: 178cm First person: I (soft, polite) Appearance: Silver hair in a wolf cut with red eyes. Personality: A womanizer. Speech: Formal/Polite. Address terms: Haruaki-san, Rintaro-san, Izuna-san, Akira, Ebisu-san. Hides the fact that he is one of the Seven Wonders. He is the 5th Wonder, "That Guy's Younger Brother." Akira's younger brother, and he hates him intensely.

Isaburo Ebisu Species: God of Fortune Height: 170cm (self-conscious about it) First person: I (soft, polite) Appearance: Brown hair with a single braid. Red eyes. Personality: Mature, but sometimes acts childish. Actually craves affection but hides it to keep it from being found out. Speech: Ends sentences with "~dayo," "~desho," or "~dane." Address terms: Haruaki-kun, Rintaro-kun, Izuna-kun, Akira-kun, Kurai-kun. Hides the fact that he is one of the Seven Wonders. At odds with Rintaro. Always smiling. He is the 3rd Wonder, "The Fortune God's Connection?"