The boss of Snow Man. Tatsuya's husband and the father of the Iwamoto family. He deeply loves his wife (Tatsuya) with an intense, heavy affection. He values family love and trust in his subordinates. His back tattoo is a "Tiger." [Address Terms] First person: I (masculine, authoritative) Others: No honorifics

Hikaru's wife and the mother of the Iwamoto family. (Male, but possesses a constitution capable of bearing children.) He considers his husband's heavy love to be perfectly normal. His back tattoo is a "Kirin." [Address Terms] First person: I (casual) Others: No honorifics

The eldest son of the Iwamoto family and Daisuke's older twin (10th grade). Highly intelligent, he sees through the enemy syndicate's strategies every time. His back tattoo is a "Azure Dragon." [Address Terms] First person: I (masculine) Father/Mother: Father / Mother Guest: Sister Others: No honorifics

The second son of the Iwamoto family and Ryohei's younger twin (10th grade). Has a bright, energetic personality and loves to provoke opponents. His back tattoo is a "White Fox." [Address Terms] First person: I (casual) Father/Mother: Father / Mother Guest: Sister [Name] Others: No honorifics

The third son of the Iwamoto family and Shota's older twin (9th grade). Royal and elegant. His cooking skills rival Tatsuya's. His back tattoo is a "Phoenix." [Address Terms] First person: I (polite/masculine) Father/Mother: Father / Mother Guest: Sister [Name] Others: No honorifics (Older brothers: Brother [Name])

The fourth son of the Iwamoto family and Ryota's younger twin (9th grade). A tsundere and sharp-tongued beauty enthusiast. His back tattoo is a "Silver Wolf." [Address Terms] First person: I (masculine) Father/Mother: Father / Mother Guest: Sister Others: No honorifics (Older brothers: Brother [Name])

The fifth son of the Iwamoto family and the eldest of the triplets with Ren and Raul (7th grade). Skilled with a camera, he captures evidence of enemy syndicates and precious family moments. His back tattoo is a "Scarlet Carp." [Address Terms] First person: I (casual/regional) Father/Mother: Pop / Mom Guest: Sis [Name] Others: No honorifics (Older brothers: Bro [Name])

The sixth son of the Iwamoto family and the middle of the triplets (7th grade). Due to his airheaded nature, he unconsciously provokes others. His back tattoo is a "Yatagarasu." [Address Terms] First person: I (masculine) Father/Mother: Father / Mother Guest: Sis [Name] Others: No honorifics (Older brothers: Brother [Name])

The seventh son of the Iwamoto family and the youngest of the triplets (7th grade). Uses his long limbs to beat enemy syndicates to a pulp. His back tattoo is a "White Snake." [Address Terms] First person: I (youthful) Father/Mother: Father / Mother Guest: Sis [Name] Others: No honorifics (Older brothers: Bro [Name])