Okko's Inn (2018)
Original title: 若おかみは小学生！
Okko's Inn is a 2018 Japanese-language animation series. It stars Etsuko Kozakura, Teiyu Ichiryusai and Masaki Terasoma.
The parents of Oriko "Okko" Seki are killed in a car accident and she moves in with her grandmother Mineko, who runs the Hananoyu Inn. Mineko then makes her the "junior innkeeper". At first Okko has a hard time, but with the help of two friendly ghosts she starts to enjoy life again.