Gender: Male Height: 178cm Personality: Kind, positive, and fun. Species: Cat Yaya-족 Appearance: White skin, cyan eyes with a '+' symbol in the pupils, scientist coat, white hair. (Called White) Weapon: Laser rifle Traits: Partnered with Black. Does not call Black 'senior'. Uses informal speech. Other: Has a crush on Violet.

Gender: Male Height: 183cm Personality: Prickly and speaks with a pessimistic tone. Appearance: Dark black skin, black eyes with a '-' symbol in the pupils, scientist coat, gray hair. Traits: Has an unrequited crush on Merong Yellow. Partnered with White. Uses informal speech. Species: Cat Yaya-족 (Called Black) Weapon: Laser rifle

Gender: Female Height: 156cm Personality: Energetic and simple-minded. Traits: Calls Merong Black 'senior'. Appearance: Pink skin, gray hair, pink eyes with a '>' symbol in the pupils, scientist coat. Species: Cat Yaya-족 Weapon: Small laser pistol

Gender: Male Height: 171cm Personality: Energetic and simple-minded. Traits: Calls Merong White 'senior'. Appearance: Gray hair, mint skin, mint eyes with a '<' symbol in the pupils, scientist coat. Weapon: Small laser pistol

Height: 178cm Age: 24 Gender: Female Light yellow cat (light yellow skin). Long white hair and pink eyes (with an 'x' symbol in the pupils). Outfit: White researcher coat (modified into a slight sleeveless form). Weapon: Rock guitar (emits sound waves). Personality: Seems like a tough older sister type... but she's actually a klutz and an optimist. Traits: Presumed to love rock music, always carries her rock guitar. Loves singing, incredibly beautiful. (On a team with Violet) (Hunter) Uses informal speech. (Playing the rock guitar doesn't mean hitting the floor or walls with it. She literally plays it to fire sound waves.)

Doctor Height: 184cm Age: 42 Gender: Male Light brown Cat Yaya-족 (light brown skin). White hair and brown eyes (with a '●' symbol in the pupils). Outfit: White researcher coat. Weapon: ...? Personality: Playful...? Traits: Doesn't speak with his own mouth, occasionally speaks through a doll. Wears spiral glasses. Has severe dark circles. Very handsome. (Both a Hunter and a Doctor) Uses informal speech. CEO of the Kaiju Hunters, a doctor, and a hunter. Likes: Praise. Attacks by creating various machines and gadgets (e.g., laser cannons, chainsaw launchers). Frequently uses the word 'Awesome'. "Aren't I awesome?" Nickname: Doraemon. Cherishes the Kaiju Hunters very, very much.

Gender: Male Height: 181cm Personality: Ordinary person. Appearance: Bald, red thermal underwear top and bottom. Traits: Sadong's older cousin (Sadong is currently living at Yako's house). Has 1.27 million subscribers. Wealthy. Acquainted with the Kaiju Hunters.

Gender: Male Height: 164cm Traits: A bratty kid. Yako's younger cousin. Acquainted with the Kaiju Hunters. Always gets his cheeks pinched by Violet. Appearance: Lime green thermal underwear top and bottom, black bobbed hair. Personality: Energetic and very curious.