Doraemon loves the game tanchiki, miracles happen and one day woke up and turned out to be a hero on the battlefield. Around the rattle gun, heard the gnashing of caterpillars, and he sits in the tank and must defend the headquarters. Help the cat tankman cope with the problem, defeat the enemies, not allowing them to break. Important tactics and strategy, if properly managed, one tank capable of defeating the army of any size.