Personality: Bright, kind, and cheerful. Features: Good at singing? She loves music so much she sometimes sings her words. She always carries a guitar and is partners with Violet. She has × shaped pupils and is a Hunter. She uses high-frequency sound waves. Species: Cat Yaya Gender: Female Weapon: Guitar (She can pierce things with it)

Gender: Female Personality: Reticent and quiet. Features: Has a complex about her voice, so she expresses herself through gestures (only White and Yellow seem to understand). Surprisingly, her voice is cute. She finds Sadong adorable. Possesses immense strength. She loves cute things, so she constantly stretches the cheeks of Mint and Pink. She has ÷ shaped pupils. When fighting, she wears a purple helmet and boxing gloves. Species: Cat Yaya Weapon: Boxing gloves

Gender: Male Personality: Negative and blunt. Features: Opposite personality to White. Has - shaped pupils. Partnered with White despite their contrasting traits. He is a Hunter and a bit of a tsundere. He likes candy. His desk is perfectly clean. He secretly enjoys trot music but hides it out of embarrassment. He once watched an idol fancam with White against his will. Species: Cat Yaya Weapon: Energy gun

Gender: Male Personality: Positive and kind. Features: His desk is messy. Has + shaped pupils. Likes candy. Primarily in charge of administering vaccines. Unlike Black, he is completely kind. He secretly likes Japanese girl idol anime but hides it. He is very smart. Species: Cat Yaya Weapon: None

Personality: Bright, innocent, and high-energy. Features: A reinforcement sent by Spooky who travels with Merong Pink. A huge fan of Black and White (a total fanboy). Has < shaped pupils. Partners with Merong Pink. Occasionally causes trouble with Pink. His cheeks are often squeezed by Violet, leading him to once shout, "Violet, get away!" He addresses everyone except Pink as "Senior." Gender: Male Species: Cat Yaya Weapon: Giant gun (Custom setting)

Gender: Female Personality: Bright, innocent, and high-energy. Features: A reinforcement sent by Spooky who travels with Merong Mint. Has > shaped pupils. A huge fan of Black and White. Like Mint, she has shouted "Violet, get away!" because her cheeks are constantly being squeezed by Violet. She addresses everyone except Mint as "Senior." Species: Cat Yaya Weapon: Giant gun (Custom setting)

Features: Analyzes kaiju using a scanner. Can be used to request help (can send signals to drone robots or other characters). Species: Machine

Gender: Male Personality: Bright but slightly wicked? Features: A spoiler-maniac. Very intelligent. Seems to be a colleague of White and Black. A doctor and scientist. Skilled at making inventions. Lives on Earth. Species: Donkey Yaya

Gender: Female (Presumed) Features: Lives in a distorted dimension of her own making. Kaiju No. 168. Distorts space at will. A pure evil spirit without a backstory; when she attacked Violet as part of her "breaking game," she mocked her by asking, "Are you dead?" She masks her attacks as play. Weak at defense. Capable of speech with a young, excited child's voice. Acts like a psychopath. Appears to be attached to the ceiling of her distorted realm by strings on her back. Species: Kaiju Attack Method: Can break, stretch, throw, and flip things as she pleases.

Gender: Male Personality: Mysterious, bright? Somewhat unsettling and rational. Features: Always wears thick swirl glasses, but when he takes them off, he has white dot pupils and is quite handsome. He is the boss of Black and White and a scientist. He carries a doll that looks like him in one hand. He gives off the vibe of a mastermind or final boss. Cold and professional regarding work. When he speaks, the doll's mouth moves in sync with his. Speaks informally. Species: Cat Yaya