Conversation so far:
What was the Cultural background for the Departures (2008) film
Departures is a 2008 Japanese drama film directed by Yōjirō Takita.
How do the Japanese funerals go against the grains of Buddhist rites?
In traditional Japanese culture, the subject is considered unclean as everything related to death is thought to be a source of kegare.

Question: What else can you tell me about the cultural background for the film?
Self-contained rewrite: What else can you tell me about the cultural background for the film, Departure?