bokan
A cartoonish, exaggerated impact sound often used in comedy or manga to depict a punch, bonk on the head, or slapstick hit.
💡Used in humorous contexts for hitting someone on the head, slapstick comedy, or manga sound effects.
兄にいたずらをしたら、頭をぼかんと叩かれた。
I pulled a prank on my brother and got bonked on the head.
In the anime, the character got hit ___ on the head for being silly.
アニメでそのキャラがふざけて頭を___と叩かれた。