Kopfnuss is the German word for a headbutt, and this clip circulates online as a short Shin-chan soundboard sound tied to the series' slapstick scolding humour. Crayon Shin-chan began as a Japanese manga in 1990 and became a long-running anime about a mischievous young boy whose antics constantly test the adults around him. Short cartoon hits like this one travel well because they need no translation, so editors reuse the bonk in memes, reaction videos, and comedy shorts whenever a character deserves a playful knock.