Possibly the Greatest Alchemist of All Time, Vol 2

Takumi Iruma, although not a hero, got caught up in a hero summoning spell and was reborn in another world. He was granted the strongest crafting skill of Alchemy by a goddess and started living a carefree life in a small village, but he decided to head for the big city of Bolton in search of more crafting knowledge. On arrival, Takumi quickly acquires a house to use as his base of operations, and puts his skills to work to make it into his ideal home! One of the things he made there caught the eye of Papek, a wealthy merchant, and a top-secret project was launched! In addition, he met two beautiful women by chance, and things become exciting for Takumi...but there seem to be some complications...