also: ゼロきょりしゃげき
noun
point-blank shot; close-range shot
Refers to firing a gun at extremely close range, where the muzzle is nearly touching the target. Used in military, police, and shooting sports contexts.
犯人は被害者に零距離射撃を加えた。
The perpetrator fired a point-blank shot at the victim.
訓練ではゼロ距離射撃の安全手順を徹底する。
In training, we thoroughly enforce safety procedures for point-blank shooting.
Means 'very close range' in general, not specifically about shooting. 零距離射撃 emphasizes the muzzle-to-target contact aspect.
Compound of 零距離 (zero distance) and 射撃 (shooting). The term is a direct calque from English 'point-blank' or 'zero-range' shooting.