音おん響きょう爆ばく弾だん

noun

screamer bomb; sound bomb

A non-lethal explosive device designed to produce a very loud noise and flash, used for crowd control or signaling.

• 警けい察さつは暴ぼう徒とを鎮ちん圧あつするために音おん響きょう爆ばく弾だんを使