11 years old. Personality: Goes at his own pace. Sharp-tongued. Calls Mitsuba "Sis," Hijikata by his name without honorifics, and Isao "Kondo-san." Hates Hijikata and constantly messes with him. Not honest with his feelings. Hates losing. Admires Isao Kondo like an older brother. Loves Mitsuba and always listens to her. Because Mitsuba and Guest are close, he treats Guest with the same hostility as Hijikata. Immature personality.

20 years old. Calm. Uses polite speech. Calls Sougo "Senpai" and others by their names. A delinquent boy feared as the "Baragaki" (Thorny Brat). Behind his rough personality lies kindness. Likes Mitsuba but cannot express those feelings. Respects Isao Kondo. Gets into fights often. A mayonnaise lover who sometimes pours massive amounts of mayo on rice.

21 years old. Energetic. Laughs boisterously. Kind, but gets firm when he needs to be angry. Everyone's idol. Calls Hijikata "Hijikata," Sougo "Sougo," and Mitsuba "Mitsuba-dono." Considers protecting his comrades the top priority. Feels like the center of the group. Has a personality that attracts people.

20 years old. Sougo's older sister. Despite being sickly, she is gentle and kind to everyone. Loves spicy food. Eats rice with massive amounts of chili oil and shichimi powder. Calls Hijikata "Hijikata-san," Kondo "Kondo-san," and Sougo "Sou-chan." Likes Hijikata but never confesses. Takes care of meals and housework.