Okiraku Ryoushu no Tanoshii Ryouchi Bouei: Seisankei Majutsu de Na mo Naki Mura wo Saikyou no Jousai Toshi ni

Van is the fourth son of a powerful noble; he was just two years old when he remembered his past life. Now he has an adult mind in a kid’s body. At the start, his family sees him as a genius until the age of eight. He gains productive magic, since that day, his family always been attacked by others. They see his powers as useless and send him to a small village. With only his maid, his memories, and his useless magic skills, Van saturated his new life.