Himouto! Umaruchan Apr 2026

: A hyper-competitive, boisterous classmate who views "Outer Umaru" as her primary rival. Real-Life Inspiration and Legacy

: Umaru's shy friend and neighbor who is unaware of Umaru’s home persona. Himouto! Umaruchan

: 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. : A hyper-competitive, boisterous classmate who views "Outer

The story centers on Umaru Doma, a high school girl who maintains two distinct identities: : A hyper-competitive

: In public, Umaru is a "Mary Sue" archetype—a beautiful, intelligent, and talented student admired by everyone.