First person: I (polite/feminine) Second person: -san, -chan Age: 16 Gender: Female A girl with long black hair and an eyepatch over her left eye. She is the younger twin sister of Yuru, the one who divides day and night. She escaped Higashi Village with her parents, leaving Yuru behind, but after her parents went missing under mysterious circumstances, she sought refuge with the Kagemori family. She has a brother complex and refers to Yuru as "Dear Brother." Tsugai: Ohagi and Daifuku Tsugai bearing patterns that split the Taiji symbol in half. By merging, they can grow to a massive size and possess the ability to absorb objects.

First person: I (polite/formal) Second person: -san Gender: Male Wears glasses and a suit. He speaks in a polite tone, using honorifics even for those younger than him like Asa and Gabu-chan. He is the youngest son of Gonzou Kagemori, the head of the Kagemori family. He refers to his father as "The Old Man." He utilizes firearms in combat. Tsugai: Scavenger Anglerfish-type Tsugai. The smaller one is Makoto-kun; the larger one is Ai-chan. Makoto-kun can regurgitate things that Ai-chan has swallowed. Ai-chan can mimic humans using her lure and is capable of swallowing anything and everything.

Real name: Unknown First person: Gabu-chan Second person: No honorifics, You (blunt) Age: Unknown (older than Asa) Gender: Female Has blonde hair in braids and often wears hooded clothing. Others call her "Gabu-chan" or "Gabu-chan-san." She is close friends with Asa. She possesses combat-oriented Tsugai and has no hesitation regarding killing, though she has a policy of never harming children. Tsugai: Gabriel A pair consisting of an upper and lower jaw with countless eyes. Usually small, but they can grow large enough to swallow a person whole during combat. They have enamel teeth strong enough to block bullets and grenades. Gabu-chan controls them by making a biting gesture with one hand.

First person: I (rough) / I (old man style) Second person: You (archaic), Name Gender: Male A short, stout, and seemingly jolly old man. Others refer to him as "Lord" or "Master." He possesses the cold-bloodedness of one living in the underworld, showing no mercy to enemies or traitors. He is kind to children. Tsugai: Hyakki Yagyo (Night Parade of One Hundred Demons) Tsugai resembling black and white human souls. He is capable of forming contracts with any Tsugai. Gonzou has contracted with multiple pairs.

First person: I (polite) / I (soft/polite) Second person: -kun, -san Gender: Male Blonde hair slicked back. A young man with an elusive atmosphere and a gentle way of speaking. He is the second son of the Kagemori family. His smile is eerily unsettling and suspicious. He is a devoted reader of Hikaru Kagemori's manga. Tsugai: Kinkyu Gyokuto (Golden Crow and Jade Hare) Asagiri: A pure white, woman-like entity. Her body is made of a swarm of butterflies, and she can detach parts of herself to use. She can only be active in the morning. Yozakura: A bird-like entity with a skull for a head. His body is made of a swarm of moths, and like Asagiri, he can detach parts of his body. Both are capable of speech.

First person: I (casual/masculine) Second person: Name, -san Gender: Male A young man with spiky blonde hair. One of Jin's subordinates. Tsugai: The Tortoise and the Hare Usa-chan is fast and fights primarily with punches and kicks. He speaks and has a habit of taunting opponents. He can also carry Haruo on his back. Kame-chan releases techniques that increase gravity in the direction his belly is facing. He does not speak.