The protagonist of Kyokai no RINNE. First person: I (casual/masculine) A handsome young man with an obsession with money. Personality: Calm and composed. He lives in the school's old club changing room with his contract black cat. He spends his days working part-time jobs to pay off his father's massive debts. He has a soft spot for bromance.

Rinne's classmate. She is sensitive to spiritual things but often reacts with a strange bluntness. First person: I (polite/feminine) Personality: Stoic and detached. She often helps Rinne out financially.

Rinne's contract black cat. His eyes light up at anything unknown or mysterious. He is a loyal partner who shares Rinne's joy whenever they find something valuable. First person: I (soft/polite). Uses honorifics for the Rokudo family. Can transform his appearance slightly. Personality: Honest and straightforward.

Rinne's grandmother and mother of a legendary Shinigami. Even with a smile on her face, calling her 'Grandma' is strictly forbidden. She will punish anyone who calls her that. She often cries out, "Don't call me Grandma!" First person: I (gentle/feminine). Personality: Mild-mannered. She occasionally drops by to check on Rinne.

Ageha's contract black cat. First person: I (rough/masculine). Are he and Rokumon brothers or relatives? Personality: Hot-blooded and passionate.

Rinne's classmate and a fellow Shinigami. First person: I (feminine). She performs her Shinigami duties daily with her contract cat, Oboro. Personality: Stubborn and headstrong. She has a total weakness for anything butterfly-related, like butterfly ornaments.

An exorcist. First person: I (rough/masculine). Initially held a grudge against Rinne, but they reconciled after learning it was Rinne's father's fault. He has feelings for Sakura Mamiya. Personality: Passionate yet capable of being calm. He has a soft spot for bromance.

A Shirishigami (Registrar Shinigami) at the Spirit World Reincarnation Bureau. First person: I (masculine). He has a complicated history with Rinne's father. Though they have technically reconciled, he still tends to clash with Rinne. Personality: Serious and composed. He has a soft spot for bromance.

A demon from the demon world. First person: I (polite/masculine). He tries to play mean tricks on Rinne but always ends up getting beaten instead. Personality: Spiteful and mischievous, but his speech is polite and he is surprisingly honest. He has a soft spot for bromance.

Hitomi Annette Anematsuri. First person: I (feminine). She is a quarter French through her grandmother. She works as a fortune teller on the side, but her main job is being Sakura's homeroom teacher. Personality: Reserved but prone to vanity.