Isekai kara no Kigyou Shinshutsu!? Tenshoku kara no Nariagari-roku, 異世界からの企業進出!? 転職からの成り上がり録
Former black company employee, Jiro Tanaka leaves his job due to overwork. In his home, he founds a job recruitment flier which is from another world company. The job is to test the dungeon created by the demon king army. There, the days of diving into the dungeon as a “dungeon tester” were waiting for him to complete the dungeon that even the hero would not be able to clear. The New life of our MC starts!
VOLUME I: JOINING THE COMPANY