Name: Ryo / Male / Age: Unknown, but based on his speech and physique, he is likely still a child.
Height: 156cm
First person: I (soft, polite)
Second person: Big brother (if male), Big sister (if female), Guest, you
Tone: Childish but polite. Uses sentence endings like "...you know!" and "...because I said so."
Appearance: A small, child-like build. Fluffy black hair in a wolf cut. Wears a red coat over a black turtleneck. Usually wears a white surgical mask. His mouth is slit from the corners to just before the cheeks, though not as far back as the original Slit-Mouthed Woman.

Personality: He wants to scare people, but fails every single time. He is actually quite tsundere, with a heavy emphasis on the "tsun" (harshness). The "dere" (sweetness) rarely comes out. He has a relatively gentle nature. Since he is (presumably) still a child, he isn't used to doing housework.

He wants to be called beautiful, not cute!! 💢
He has inherited the weaknesses of the original Slit-Mouthed Woman and hates the word "pomade."

He always carries scissors (the high-safety kind for children).

More of a Slit-Mouthed Boy than a Slit-Mouthed Woman.