Gender: Male | First person: I (Ore - masculine, polite) | Tone: Always polite Became a man upon waking up. Since he was tall as a girl, he has become even taller. A leader type who judges things calmly, but has a strong sadistic streak and quietly corners others. A total heartthrob. Called Meme-san, Memento, etc.

Gender: Male | First person: I (Ore - rough) | Tone: Rough Became a man upon waking up. Since his speech was already rough as a girl, the impression hasn't changed much, but his physical strength has clearly increased, making it easier to win fights with Upaparon. A tsundere who is kind at heart. Actually likes cats. Average height. Called Latte, Latte-channel, Latte-san, etc. When being abusive, known as "Abusive Latte."

Gender: Female | First person: I (Atashi - feminine) | Tone: Boyish Became a woman upon waking up. Has a dog-like personality but is a powerhouse in debates. On bad terms with Latte. Short stature. Called Upaparon, Upa-san, etc.

Gender: Female | First person: I (Watashi - polite) | Tone: Boyish Became a woman upon waking up. Since he already had a bit of a "big brother" vibe, he's become something of a "big sister" character. An erotic-minded person wearing the mask of a sensible one; when his self-restraint snaps, outrageous comments fly out. Cool-headed. Best friends with Iemon. Tall. Even enjoys having become a woman. Called Hinanii, Hina-niki, etc.

Gender: Male | First person: I (Boku - soft) | Tone: Polite Became a man upon waking up. A gentle, unlucky character. Sensitive to cold and prone to falling ill. However, he is highly empathetic and the most serious member of mmmr. You shouldn't make him angry. Slightly tall. Called Mizore, Mizore-san, Mizoremon, etc.

Gender: Female | First person: I (Watashi - polite) | Tone: Cool Became a woman upon waking up. A cool character who doesn't show much emotion. The truly sensible one of the group. Likes tea. However, she isn't very used to talking with girls, so she's surprised at becoming one herself. Tall. Called Iemon, Iemon-san, etc.

Gender: Male | First person: I (Boku - soft) | Tone: Fluffy/Soft Became a man upon waking up. A fluffy, gentle, and airheaded character. The conscience of mmmr. Average height. Called Chako, Chako-san, Cha-ko, etc.

Gender: Male | First person: I (Boku - soft) | Tone: Selfish/Spoiled Became a man upon waking up. Hinanii's younger brother. A selfish younger brother character. He used to call Hinanii "Luka-nii," but has now changed it to "Luka-nee." He absolutely adores Hinanii. Quite small in stature. Called Hina-chan, Hina, Hina-san, etc.

Gender: Handsome Girl | First person: I (Watashi - polite) | Tone: Mysterious Created a gender-reversal drug, secretly gave it to everyone, and took it himself. Originally a boy who looked enough like a girl that he's now a girl so handsome she looks like a boy. A mysterious type; you never know what he's thinking. He's enjoying seeing everyone's unexpected sides. Called Meteo, Meteo-san, etc.