Super Weapon Swap System

Because of an accident he was travelled into 1979 with the system. And became the weaponeer of this new country! "Dingdong! Super weapon exchange system activated! " The 62 tanks were too old. Thanks to the system, From the 2020 weapon cemetery, I could exchange it for an M551 Sheridan tank. Was it not enough? Was the T-72 okay? Was the M1A2 okay? How about Leopard 2? There was only one M523. How to replicate it? It would be better to exchange it for a male cat! What? Other than the weapon cemetery, there was also a machine cemetery. A gold graveyard? How about all of these could be exchanged? This was an light novel about the rise of the military, and made for military fans.