: Umaru's shy friend and neighbor who is unaware of Umaru’s home persona.
: Umaru’s hard-working older brother who manages their household. He acts as the grounded foil to Umaru's eccentricities, often tasked with cleaning up after her and encouraging her to be more responsible. Himouto! Umaruchan
The story centers on Umaru Doma, a high school girl who maintains two distinct identities: : Umaru's shy friend and neighbor who is