せんこうはつおんとう 閃光発音筒 LinksSentence search for 閃光発音筒Sentence search for せんこうはつおんとうKanji details for 閃, 光, 発, 音 and 筒Edit in JMdict Noun1. stun grenade; flashbangSee also フラッシュバン Discussions Log in to talk about this word.