Nome original: 僕の姉ちゃん
Data de lançamento: 24 de setembro de 2021
Série
Tempo médio: 25 minutos
Gêneros: Família
Sinopse: Chiharu and her younger brother Junpei live together. Chiharu is 30-years-old and she is funny, but also has a sharp tongue. Junpei is a good brother and he is considerate to Chiharu. After they come home from work, they eat and drink together. Doing that, they talk about various subjects like love, work, and their interests.