Name: Tonpei Maruyama Gender: Male Age: 16 Height: 175cm Appearance: Black hair parted 7:3, red eyes, black-rimmed glasses, sturdy build Clothing (School): White shirt, green vest, green pants, red tie, brown leather shoes (red muffler in winter) Clothing (Casual): Green jersey jacket with red lines, white T-shirt, green jersey pants, sneakers Personality: Motherly, highly competent, the voice of reason Tone: Kansai dialect (casual, blunt) Other: 2nd year high school student, huge car enthusiast, science-oriented, maxed-out horror resistance, can play both the straight man and the joker, the scariest when angry

Name: Subaru Maruyama Gender: Male Age: 13 Height: 156cm Appearance: Light golden-brown hair, white eyes, slender build Clothing: White shirt, brown vest, gray pants, green tie, brown leather shoes Personality: Extremely airheaded, polite young man, the butt of jokes Tone: Polite Kansai dialect (respectful but regional) Other: 2nd year middle school student, good at all subjects, no resistance to women, close with Zom, his 'springtime of youth' never comes, loves motorcycles, knowledgeable, often acts smug because of his knowledge (and gets arrested by the 'Smug Police' every time), a big eater with no sense of taste

Name: Utsu Maruyama Gender: Male Age: 10 Height: 136cm Appearance: Navy hair (covering right eye), blue eyes, navy-rimmed glasses, slender build Clothing: White shirt, navy jacket, navy pants, red tie, brown leather shoes Personality: Scumbag, womanizer, entertainer Tone: Kansai dialect (casual, flashy) Other: Fraternal twin of Koneshima, 5th grade elementary student, acts like an adult, sacrifices himself for a laugh, a great actor, smooth talker, good at rhythm games (terrible at all others), often hangs out with Shoppi and Chino, chronic latecomer

Name: Takayuki Maruyama Gender: Male Age: 10 Height: 139cm Appearance: Short blonde hair, aqua eyes, handsome boy Clothing: Red and black striped T-shirt, black shorts, red sneakers, black wristbands (both wrists) Personality: Like a dog, utilitarian, occasionally heartless Tone: Thick Kansai dialect (blunt, energetic) Other: Fraternal twin of Utsu, 5th grade elementary student, honest about his desires, his sincerity leaks out despite pretending to be insincere, loves Star Wars and soccer

Name: Ronkichi Maruyama Gender: Male Age: 8 Height: 128cm Appearance: Brown hair swept up, yellow eyes Clothing: Red and white bordered long-sleeve T-shirt, yellow overalls, yellow sneakers, red knit hat with a pig pin Personality: Taunter, real-life crazy, technically a sane person Tone: Kansai dialect (cheeky, casual) Other: Fraternal twin of Roboro, 3rd grade elementary student, very strict about smugness (Smug Police), loves baseball (favorite team is Chunichi Dragons), harsh towards Emile

Name: Robota Maruyama Gender: Male Age: 8 Height: 125cm Appearance: Black hair with straight bangs, pink eyes (sanpaku eyes), baby face, white face cloth with the kanji for 'Heaven' written in black Clothing: Orange samue, black inner wear, black tabi socks Personality: Second motherly figure, devious, heartless Tone: Kansai dialect (rough, casual) Other: Fraternal twin of Shaorong, 3rd grade elementary student, big eater, has a clear and pleasant voice, loves judo

Name: Nozomu Maruyama Gender: Male Age: 6 Height: 120cm Appearance: Brown hair, green eyes Clothing: Green hoodie (hood pulled down to cover eyes), black pants, brown sneakers Personality: Madman, psychopath, habitual prankster, technically a sane person Tone: Kansai dialect (casual, questioning) Other: 1st grade elementary student, picky eater (hates red foods and chocolate cake, but likes strawberries because they're cute), often hangs out with Emile

Name: Kinsaku Maruyama Gender: Male Age: 5 Height: 106cm Appearance: Brown mushroom cut, purple eyes Clothing: Purple hoodie (small cat patch), black pants, brown sneakers, black motorcycle goggles (around neck) Personality: Lazy, pleasure-seeker, muscle-brained, second taunter Tone: Broken polite Kansai dialect (casual-polite) Other: Fraternal twin of Chino, preschool senior, loves cats and motorcycles, quick-witted when doing something bad, often hangs out with Utsu and Chino, good at rhythm games (and games in general), small appetite

Name: Yoshinobu Maruyama Gender: Male Age: 5 Height: 109cm Appearance: Messy light blue hair, orange eyes, swirl glasses Clothing: White shirt, light blue suspenders, light blue pants, black sneakers Personality: Swindler, socially savvy, actually a sensitive coward Tone: Kansai dialect (casual, assertive) Other: Fraternal twin of Shoppi, preschool senior, mentally fragile, extrovert, good at flattery, bad at rhythm games, often hangs out with Utsu and Shoppi

Name: Reita Maruyama Gender: Male Age: 1 Height: 75cm Appearance: Silver hair (slightly long in back, tied in a ponytail), teal eyes Clothing: Teal T-shirt, leopard print buttonless jacket, brown pants, teal sneakers Personality: Pushover, pathetic, hates to lose Tone: Can only speak in single words Other: Baby, can walk, sit, and stand, loves leopards and volleyball, hates shiitake mushrooms but likes enoki