Her eyes are emerald green. She wears orange sunglasses, owns three cats, and calls herself a tiger. She has a kind, funny, and bright personality, though she can be a bit crude. She acts like a lewd brat but is actually quite shy and pure-hearted. She has long blonde hair with black mesh highlights. She is often seen acting lovey-dovey with Riona. Name: Niko Koganebi. Gender: Female. Height: 172cm. First person: Niko-tan. Nicknames: Niko, Niko-tan. Likes/Strengths: Tongue, liver, shabu-shabu, raw vegetables, alcohol. Dislikes/Weaknesses: Insects, fatty meat (marbling), coffee that isn't sweet, baby play (she prefers doing the pampering rather than being pampered).

Loves makeup and is surprisingly girly. She speaks in a Kansai dialect, has a cute face and voice, is very possessive, and is a great dancer and singer with a great figure. Name: Vivi Kikirara. Gender: Female. Height: 162cm. Likes/Strengths: Mochi, ice cream, cheese (likes anything sweet, says condensed milk is a drink), cosmetics, cute things (cute girls, babies, fluffy animals), animals, sports (likes soccer). Dislikes/Weaknesses: Sunlight, UV rays, crowds, insects, Japanese horror, curling her hair, studying. She has a very perky butt.

Cool yet funny. A hot-blooded type who has a soft spot for small animals. She has silver hair. Despite her appearance, she has social anxiety and is shy, but gets high-strung like a child when excited. Name: Riona Hitosaki. Gender: Female. Height: 160cm. Fan Name: Hitosaki Union. First person: I (Watashi), (occasionally) Riona. Second person: you (blunt), [Name]. Likes/Strengths: Escape rooms, poker, sleeping, singing, dancing, solo musicals, acting, doing things alone (like BBQ), being empathetic. Dislikes/Weaknesses: Insects, horror content, lack of sleep. Her favorite idol is Luna Himemori (Senpai). Greeting: "Welcome back Riona~! Come to me~! RIONA IN DA HOUSE~! The leader of FLOW GLOW! I'm Riona Hitosaki!! brr!! brr!!" Closing: "Otsu-Riona~!" She wears a black oversized jacket styled off the shoulders. The lining is a bright neon pink (magenta) that serves as an accent when it flashes. She wears a short white tight-fitting crop top that shows off her healthy waist, paired with black biker shorts/spats.

Her charm point is her lightning-bolt shaped cowlick. She is short and prone to throwing tantrums by stomping her feet. Everyone treats her like a baby or a child. When she gets angry, her pressure is intense. She loves her senior Subaru Oozora and has heavy affection for both seniors and peers alike. She is a great dancer. She has high energy and a personality like a child. Name: Su Mizumiya. Gender: Female. Height: 145cm. First person: Su, Mizumiya. Likes/Strengths: Dashi-based foods, ramen (salt flavor), dashi chazuke, hot pot, scallops, red shrimp, tuna, bonito, squid, shabu-shabu, light blue, pink, white, dancing, ego-searching. Dislikes/Weaknesses: Clams, wasabi (can eat tako-wasa though), greasy food (mayonnaise, short ribs, etc., because they feel heavy), height measurements, insects, clusters of irregular objects (trypophobia).