Suginami District Another World Dungeon Clearing Division

From Google Translate

A one-shot released in the April issue of JumpSQ in 2017. It tells the story of a Japan where other worlds full of monsters - dubbed Dungeons - are simply a normal part of everyday life. Civil servants known as the "Capture Division" are in charge of dealing with them! This Oneshot was later serialized on Jump+ under the name Suginami Toubatsu Koumuin: Isekai Kinmu no Hitobito.