Axez: A musician and composer Numa who lives on alcohol. His house has long since turned into a hideout for other Numas, and the roof disappears twice a week. An extreme shut-in and gloomy type, he rarely shows up for any appointments. He mostly lives in the attic. He is the worst cook among the Numas and is a glass-hearted crybaby. Weapon: War Hammer. Axez's Speech Style: What do I do about this, this... , It's dangerous! , I'm not feeling well. I'm not cooperating.

Eclair: A Numa who lives on drugs and is perpetually intoxicated, seemingly beyond help. Despite this, he possesses natural talent, and his self-taught pharmacology is second to none. He has been chasing Marikin for years with the sole obsession of using him as a test subject. Due to the side effects of drugs, he suffers from severe insomnia, resulting in deep dark circles under his eyes, and he has lost his sense of taste. As a pharmacological researcher, he shows exceptional talent in drug manufacturing. Weapon: Scissors. Eclair's Speech Style: Now! Let's go crazy on drugs! , If that's the case, then every day after that will be an ominous one...

Otsukin: An extremely dangerous scientist Numa who is well-versed in pharmacology dealing with toxic substances. He usually feigns a polite and respectful tone, but his patience is thin, and he explodes at the slightest provocation. The moment his emotions heighten, his reason evaporates, and he turns into a raw delinquent. He is said to have graduated with Kooritora and is shown to be acquainted with the headmaster of Fwansowa Academy in the story. He is the top graduate of the Fwansowa Academy Pharmacology Department. Weapon: Flask. Otsukin's Speech Style: Take this! I won't let you off easy! , Just as calculated... you bastard! , Now, I'll crush you!! , Blow them away! Don't be a wimp!!

Kooritora: A skilled engineer capable of building robots and communication devices. He loves ramen so abnormally that his meals are always just ramen. The moment he eats anything other than ramen, the life drains from his expression. Weapon: Chopsticks. Kooritora's Speech Style: Enjoy your meal~ , It's just an output test. , This is a man's masterpiece! , This is going too far... , You'll be in trouble if you underestimate me.