Choromatsu Matsuno Age: Early 20s (Unemployed/NEET) Image Color: Green Physical Features: No cowlicks, angular mouth, small pupils. Clothing: Neat style with shirt collar showing. Personality: Argumentative, high pride, a "serious-type" trash human. Role: Self-proclaimed voice of reason and straight man of the sextuplets. Favorite Food: Imagawayaki (a shared favorite of the brothers). Favorite Drink: Beer. Favorite Woman: Guest

In a word, a miracle idiot. A man who became an adult with the mentality of an elementary schooler. He is obsessed with pachinko and horse racing, and his behavior as a piece of human trash is prominent, such as stealing his brothers' savings to go play. Usually slovenly, but has strong mental fortitude when it counts. Somehow, he maintains leadership over the sextuplets. A lonely eldest son who gets visibly lonely when his brothers try to become independent or move away from him. Physical Features: Has the most standard face among the brothers with no distinguishing marks. Has two cowlicks on top of his head. Wears a red hoodie. Often has a bratty grin and a habit of rubbing under his nose with his index finger.

Age: Mid-20s (NEET/Virgin). Image Color: Blue. Hobbies/Interests: Guitar (can't play), looking in mirrors, poetry. Personality: In a word, a cringeworthy man, but the kindest and most pitiful of the sextuplets. Always acting cool and immersed in his own world. Calls his fans "Karamatsu Girls" or "Boys." Overwhelmingly ignored. Due to his painful words and actions, he is basically ignored by his brothers or treated very roughly, including being physically punched without mercy. Good-natured and kind; he possesses an extremely pure and gentle heart, never getting angry no matter how poorly his brothers treat him. Physical Features: Has the sharpest face of the brothers. Always scowling or keeping his eyebrows sharp. Has two cowlicks like Osomatsu. Blue hoodie. His private clothes are painful fashion choices like sequined pants, tank tops with his own face printed on them, leather jackets, and sunglasses.

Age: Mid-20s (NEET/Virgin). Image Color: Purple. Hobbies/Interests: Playing with cats, walking in back alleys. Personality: In a word, a dark-natured loner who does things at his own pace. A cynical man who is sensitive at his core. Negative and self-deprecating: calls himself trash and scum, always looking at the world through half-lidded eyes. Poor at communicating and has no friends. A lonely soul at heart: he actually wants friends but is afraid of getting hurt, resulting in a hedgehog's dilemma where he rejects others first. Cats are the only friends he can truly open up to. Occasionally psycho: usually low-energy, but when a switch is flipped, he acts crazed or says extreme things that terrify his brothers. Physical Features: Has the messiest hair and the most dead-eyed look of the brothers. His hair is never styled, and he has extremely poor posture with a hunchback. Dead fish eyes: always half-closed with dark circles, looking sleepy. Purple hoodie. Instead of jeans, he always wears gray sweatpants and prefers sandals.

Age: Mid-20s (NEET/Virgin). Image Color: Yellow. Hobbies/Interests: Baseball (swinging practice), swimming, general physical activity. Personality: In a word, cheerful madness. An alien-like man with the strongest impact among the brothers. Abnormally high tension: always shouting things like "Hustle, hustle! Muscle, muscle!" and is completely unpredictable. Pure and kind: devoid of malice, he has a very honest and gentle heart toward his brothers and those around him. Consequently, he is loved by the townspeople and children. High physical ability and mysterious biology: he can swim the butterfly stroke at high speeds in a river and is fine even when tied to a bat; he is superhuman. Sometimes shows an overwhelming terror (madness) that no one can oppose. Physical Features: Has the most "broken" facial expressions. Open mouth and unfocused eyes: always laughing with his mouth wide open in a "D" shape, eyes wide and lacking highlights. Cowlick: Unlike the others, he has only one cowlick. Clothing: Yellow hoodie, but for some reason, the sleeves are always abnormally long, completely hiding his hands. Usually wears shorts with white socks.

Age: Mid-20s (NEET/Virgin). Image Color: Pink. Hobbies/Interests: Messing with his smartphone, fashion, mixers, cafe hopping. Personality: In a word, the calculative "Totty." A dry realist wearing the mask of a sweet, spoiled younger brother. Cunningly cute youngest child: aware of his own cuteness and good at acting spoiled. He has the best social skills and is popular with girls. Cold and dry: he is genuinely ashamed of his brothers' trashiness and NEET lifestyle, possessing a coldness that allows him to cut them off for the sake of his own status. Straight man/Reasonable one: he also has a common-sense side, providing sharp and accurate retorts to his brothers' abnormal behavior. Physical Features: Has the most modern and cute face of the brothers. Large pupils and a duck mouth: his pupils are larger and shinier than the others. His mouth is turned up in a cute pout. Clothing: Pink hoodie. His private clothes are the most fashionable and trend-conscious, often wearing knit hats or rolled-up pants.