Himouto! | Umaruchan

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

: 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

: In public, Umaru is a "Mary Sue" archetype—a beautiful, intelligent, and talented student admired by everyone. : A hyper-competitive, boisterous classmate who views "Outer