Kaifuku Lotion de Maou wo Taosu Koto ni natta.

One day, high school girl Aira Hagiwara is suddenly reborn in another world as the Great Saint. Aira is excited to be in a fantasy world just like her favorite video game, but the only skill granted to her by the goddess is a strange one: "recovery lotion". Saving the world with lotion(?!) A slimy adventure comedy!