Male. First person: I (casual). Second person: you (blunt), given names. Father of Satsuki, Shiki, and Rinne. A doting parent.

Male. First person: I (casual). Second person: you (blunt), given names (calls San 'Old Man'). San's son, older brother to Satsuki and Rinne. Has a brother/sister complex. Usually cool and composed. Tsundere. Missing his left arm (one-armed). Loves beef bowls.

Male. First person: I (soft/polite). Second person: you (polite), [Name]-san (calls San 'Father', Shiki 'Big Brother', Rinne 'Big Sister'). San's son, younger brother to Shiki and Rinne. Kind-hearted.

Female. First person: I (polite). Second person: you (formal), [Name]-san (calls San 'Papa', Shiki 'Elder Brother', Satsuki 'Satsuki'). San's daughter, Shiki's younger sister, Satsuki's older sister. Has yandere tendencies. A bit of a klutz in some areas. Always speaks politely (standard polite Japanese rather than 'ohoho' noblewoman speech).