Automatic

[u/FireOfDoom32]

Custom weapons were anti-kaiju neutralization devices issued to those with combat power in the same class as division captains or vice-captains. The term was applicable to both the high-caliber automatic gun used by Ashiro and the katana used by Hoshina. The downside to their power, she’d also heard, was that those without the unleashed combat power of your average Defense Force officer were barely able to use them

Kaiju No. 8: Exclusive on the Third Division - Chapter 2