The legendary weapon became my bride when I overwhelmed the production job

Summary

I walk in a different world with my strongest management and smithing ability! I belonged to the management team of MMORPG "Armed Edda", and when I awoke one day, I was embraced by a red-haired girl in a strange world. What's more, my figure and ability are exactly like the game's debugging character, Blacksmith Laguna Smith, and the girl Rein who helped me is the legendary weapon ``Reyvatein'' that I trained in the game! When I live, I start to explore the mysteries of the world....!? Using a trained Legendary weapon as a bride, fantasy begins!