Ryôta Satô was reincarnated to another world, but he was burdened which his level is fixed to 1 in another world. Although he wasn't able to raise his level, he had a skill to create a cheat-like item that shouldn't exist from monsters.

This is a slightly peculiar world where the shipgirls live in. A lively and enjoyable school life for girls from different factions will begin at the naval port of Azur Lane. Living out their lives to the fullest, these girls get into various shenanigans--slowly but surely!

A destructive alien who is threatening Earth becomes a schoolteacher whose students are tasked with killing him, even though they adore his fun ways.