Yojona Majo to Mori no Kuma-san - Isekai de Potion Tsukutte Nonbiri Slow Life ga Shitai no ja ga?

The protagonist, having been involved in a bus accident, is reincarnated into another world. Apparently, upon reincarnation, he's given the opportunity to choose a special profession (class). He immediately tries to select a class, but among the top-ranked classes like "Hero" and "Great Sage," he discovers a particularly unusual and mysterious class: "Potionist." While other classes like "Sword Saint" are available, he's utterly bewildered... However, tired of the hustle and bustle of the city, he thinks it would be perfect for a leisurely life, so he chooses "Potionist"—but it turns out to be an incredibly overpowered class!?