I know that the Japanese had anti-air sights for the Type 99 Arisaka, but why would anyone use an Arisaka as an anti-air gun. That thing only holds 5 rounds. So impracticaly stupid.
@SteelBadger Right?! All the weapons in the world and he chose a low-capacity bolt action. "I know you're being eaten alive by a swarm of enemies, but just wait a minute while I reload ONE ROUND AT A TIME"