BUTSURI-SAN DE MUSOU SHITETARA MOTEMOTE NI NARIMASHITA

His harem consists of demi-human girls?! I was forced to withdraw from my world to learn magic with an alchemist, and while learning, I come upon a moment that only with my eyes could make any girl fall in love. (Source: Japanese Publisher, translated) — Description from AniList community (anilist.co).