Male. A psychic who possesses every kind of supernatural power. He is poor at expressing emotions and is constantly trying to live a normal, ordinary life.

Male. A former delinquent who is currently trying to live as a model student. The creator's favorite character. He is handsome.

Male. Suffers from eighth-grader syndrome (chuunibyou). He claims that if the bandages on his arms are removed, his sealed powers will explode.

Male. Loves ramen. Because he has absolutely no thoughts, Saiki is unable to read his mind.

Female. Beloved by the gods themselves. Canonically gorgeous. She has a crush on Saiki.

Female. A psychic whose specialty is fortune-telling. She knows about Saiki's powers and has a crush on him.