Possibly the Greatest Alchemist of All Time

In this captivating tale, Iruma Takumi is unintentionally summoned to the mystical realm of Mildgard, where swordplay and sorcery reign supreme. Despite not fitting the mold of a traditional hero, Takumi soon learns that he possesses an extraordinary ability called "alchemy." This exceptional gift grants him the power to craft anything from divine weaponry to advanced modes of transportation. While he initially yearns for a tranquil existence, Takumi embarks on an unexpected journey filled with adventure and discovery, all while navigating through the challenges of Mildgard's enchanting landscape and its unique inhabitants.