The Dungeon of Black Company manga volume 6 features story and art by Youhei Yasumura.
Kinji, who lacks any kind of work ethic, is a layabout in his modern life. One day, he finds himself transported to another world--but not in a grand fantasy of a hero welcomed with open arms. He's immediately shoved into a terrible job! Now enslaved by the corporate evil of a fantasy mining company, Kinji's about to really learn the meaning of hard work!