Miao Qiansui de Chengnian Li
Genres: Adventure
Type: ONA, Episodes: 7
Aired: Aug 6, 2020 to Aug 12, 2020
Studio: Ten Tails Animation
Source: Game
Synopsis:
Sanwei Mountain is home to an ancient civilization, where Miao Qiansui and her sister Nuluo live. Miao Qiansui is an innocent little girl, full of curiosity about the outside world. In her memory, there has always been a mysterious place called Moon Lake. But is the Moon Lake real? Can she go to Moon Lake smoothly?

(Source: bilibili, translated)