Gunparade March: Arata Naru Kougunka 6.81
Other Name: Gunparade March: A New Song for the March, ガンパレード・マーチ -新たなる行軍歌-
Summary: A mysterious enemy "Alien" that suddenly appeared 50 years ago. Mankind was on the verge of extinction due to a long-term battle with the "Alien" that emerged from the void and mowed humans. The Japanese government, which was in dire straits, finally decided to send young boys and girls to the battlefield. Atsushi Hayami also belongs to the "5121 unit" as one of them, and will stand on the front line by boarding the humanoid tank HWT, which is the trump card for the battle against the "Alien". What is the fate of him and his friends !?
