Henkyou no Mahou Kusushi – Jiyuu Kimama na Isekai Mono Zukuri Nikki Raw

ゲームの職業「魔法薬師」を極めた俺が転生したのは、ゲロマズ回復薬しかない悲惨な世界だった！
貴族の子として生まれ変わり、こっそり魔法薬を改良して世界を救おう。
薬だけじゃなくて、いろんなモノを作ればカワイイ妹や領地のみんなに感謝されるかも!?

Me, who has mastered the game profession of “magic medicine doctor,” was reborn in a miserable world where the only medicine available was a grotesque recovery potion!Reincarnate as a child of a noble family and save the world by secretly improving magic potions.If you create not only medicines but also various other things, you may be thanked by your cute little sister and everyone in the territory!