Grand Dwarf

Story:

Takumi Fujimura, a craftsman who has continued to refine his talents at a town factory for 52 years, finds himself in a bind when he has a disagreement with a client and stops receiving bank loans. He ultimately collapses after many years of hard effort, but he awakens in an other universe where he meets Frau, a girl who desires to be a hero. Can Takumi take on this new world with the help of contemporary technologies and decades of crafting experience?