Steel, Guns, and the Industrial Party that Traveled to Another World

Emperor Gabela: The Imperial Army is invincible on land.
Orc Chieftain: Each of the tribal warriors is as good as ten.
Emerald Elf King: The forest ranger never misses his target.
President of the Horn Bay Alliance: The alliance fleet is the undisputed ruler of the sea.
A mysterious organization: The prophesied era will eventually come.
Paul Graman: I am not targeting anyone, everyone here is trash.
The journey of crushing the low-magic plane with guns and cannons begins...