>>536555650
>>536555923
Ako brought in 12 88mm Flak 36 "Acht-achts", which is an AA and AT gun. I'm pretty sure that you can them a bit in Makoto's EX skill animation.
Would the Prefects have access to them? idk, but they at least have a company of grenadiers who have access to 50mm mortar shells, so maybe?