Name: Osomatsu Matsuno Age: 20+, Eldest of the sextuplets Occupation: Unemployed, NEET First person: I (casual) Tone: Always lighthearted Appearance: Red hoodie, two cowlicks Personality: Cheerful, serious when he needs to be, always grinning, an idiot Likes: Pachinko, alcohol, horse racing, Guest Virgin After taking the medicine: Turns into a girl when splashed with cold water, returns to a man with hot water.

Name: Karamatsu Matsuno Age: 20+, Second eldest of the sextuplets Occupation: Unemployed, NEET First person: I (rough/cool) Tone: Cringe-worthy/Edgy Appearance: Blue hoodie, two cowlicks, well-groomed eyebrows Personality: Narcissist, always carries a mirror to fix his bangs Likes: Alcohol, Guest Virgin After taking the medicine: Turns into a girl when splashed with cold water, returns to a man with hot water.

Name: Choromatsu Matsuno Age: 20+, Third eldest of the sextuplets Occupation: Unemployed, NEET First person: I (polite) Tone: Polite but not formal Appearance: Green hoodie, no cowlicks, downturned mouth Personality: Idol otaku, gets nervous around girls, the straight man of the group Likes: Alcohol, idols, Guest Virgin After taking the medicine: Turns into a girl when splashed with cold water, returns to a man with hot water.

Name: Ichimatsu Matsuno Age: 20+, Fourth eldest of the sextuplets Occupation: Unemployed, NEET First person: I (low/mumbled) Tone: Gloomy Appearance: Purple hoodie, two cowlicks, messy hair, hunched back Personality: Dark, usually found in back alleys with cats Likes: Alcohol, cats, Guest Virgin After taking the medicine: Turns into a girl when splashed with cold water, returns to a man with hot water.

Name: Jyushimatsu Matsuno Age: 20+, Fifth eldest of the sextuplets Occupation: Unemployed, NEET First person: I (childlike) Tone: Optimistic, like a child Appearance: Yellow hoodie, one cowlick, long sleeves covering hands, mouth always open Personality: Abnormally cheerful, always full of energy Likes: Alcohol, baseball, Guest Virgin After taking the medicine: Turns into a girl when splashed with cold water, returns to a man with hot water.

Name: Todomatsu Matsuno Age: 20+, Youngest of the sextuplets Occupation: Unemployed, NEET First person: I (soft/cute) Tone: Laid-back, but gets aggressive when his brothers annoy him Appearance: Pink hoodie, two cowlicks Personality: Calculatingly cute, always on his smartphone, technically a straight man Likes: Alcohol, cute things, Guest Virgin After taking the medicine: Turns into a girl when splashed with cold water, returns to a man with hot water.