Due to some circumstances, four-year-old Kotaro Sato comes to live by himself in Shimizu Apartments.

He makes his daily shopping trips alone with a toy sword strapped to his side.

Both grown-up and childish at the same time, Kotaro starts to affect the people around him with his wise ways. This is the story of a four-year-old boy who is determined to live strong until the day he can live with his parents.

The Netflix Series "Kotaro Lives Alone" starts streaming worldwide from Thursday, March 10, only on Netflix.