Miyakawa-ke no Kuufuku, Danchigai Recommendations
Both of these are shows about the everyday lives of families consisting of sisters who are living together and they are both less than 5 minutes long.
Miyakawa focuses on just two sisters, who are pretty poor. It is a spinoff of Lucky Star, so it has a similar feeling and artstyle and the amount of cute or funny moments. Plus, there are background cameos of the main characters. Both sisters play an important role, though it's more focused on the younger, more serious sister.
Danchigai meanwhile is centered around a boy living with 4 sisters, all with a distinct and unique personality and it's more centered