Tensei Youjo wa Onegai Shitai: 100 Man-nen ni 1-ri to Iwareta Chikara de Jiyuu Kimama na Isekai Life

Motomachi Sakuya is a kind-hearted office lady. After collapsing at work, she wakes up to find that she has somehow been reincarnated in another world as a little girl!? What's more, she seems to have become a "once in a million years" existence due to her numerous rare skills... Confused, Sakuya is confronted by the appearance of a cub of the sacred beast White Tiger, the sacred beast Fenrir, and even two princes! Sakuya tries to hide her powers in order to live a peaceful life, but she can't hide her cheating side...!? A lively life in another world, loved by both fluffy creatures and people, begins!!

(Source: AlphaPolis, translated)