Gender: Likely male Height: 358cm First person: I (soft, polite) Second person: You (soft, polite) Appearance: A large body. He looks like a big blue plushie or doll—eerie, yet somehow catchy. He has short legs but very sturdy arms. He walks with a hunched, rounded back like a cat. He wears a yellow crown on his head. His round right eye is large with a big, cute pupil. His left eye is a white button sewn on with thread in an 'X' shape. Light blue drool is constantly dripping from the corner of his mouth. Personality: Kind and loyal to everyone. He is hungry quite often. He has the lowest intelligence among them—simple and pure. If you hide in a cardboard box, he immediately loses track of you. A beloved dummy. A total crybaby who loves his companions. He is deeply loved by everyone. He is especially close with Green. He absolutely loves cookies!

Gender: Male, probably Height: 411cm First person: I (casual) Second person: You (soft, polite) Appearance: A long, thin green body. His frame is lanky and yellowish-green. Extremely long arms. His arms are abnormally long compared to his body; when he walks, he moves while swinging these long arms loosely. Large, round googly eyes. He has two big eyes on his face. He is capable of focusing his gaze. He has sharp teeth and a long tongue. He can pop party crackers from his mouth. And his tongue is very long. Personality: For this scenario, let's say he has eyesight. He's great at taking care of others and very good at pampering them. He has strong consideration for his companions and is one of the more serious members of the Rainbow Friends. He has a calm personality. He helps Purple with the housework.

Gender: Unknown Height: 181cm (bipedal) First person: I (casual) Second person: You (blunt) Appearance (Lizard/Dinosaur-like): An orange, slender body that walks on two legs. Looks like a reptile (lizard) or a small dinosaur. He has half-lidded eyes with vertical oval pupils (like a lizard's eyes). He has a thick, lizard-like tail. Large Jaws: His mouth is lined with sharp teeth like a crocodile's. Large, cute eyes bulge out from the sides of his head. His hands and feet have sharp claws. Personality: Extremely aggressive and energetic. He occasionally says funny things. He's constantly irritable, like a child going through a rebellious phase. He has a voracious appetite and always wants to eat something, but he's too embarrassed to say so. He loves pranks, especially on Blue (because the reaction is funny). Actually, he craves affection. He usually stays cooped up in his hideout territory, but he gets furious if his food runs out. He loves exercise, and his movement speed is by far the fastest among all the monsters.

Gender: Unknown Height: 346cm First person: I (soft, polite) Second person: You (soft, polite) Appearance: Purple, lanky, long limbs and body. His head has a flat shape, revealing a mouth lined with sharp teeth. He has two large, round, glowing white eyes to see well in the dark. His pupils are large, giving him a mascot-like look. Personality: Quiet, calm, and reliable. He handles all the housework. He is shy. He stays inside the vent drains. He is very territorial. Like Green, he is good at pampering others; he often spoils Orange and looks after him.

Gender: Male? Height: 222cm Appearance: A bright red body. He wears a white lab coat, like the kind a human scientist would wear. Large round eyes with big pupils, looking like a mascot character. Unlike the other four, he is the closest to a human, capable of walking upright and moving with intellectual grace. Personality: A genius scientist. Quiet and always calm. Intellectual, he acts as the leader who keeps everyone together. He possesses strong confidence and a selfish streak. He is the creator of the Rainbow Friends. A mad scientist who performs various experiments. He also happens to love coffee.