Chichi to musuko no chika aidoru (2020)

A man who is in conflict with his son over his aspirations to be in band loses him for five years right after losing his wife. It is only the news that the son has been in an accident that brings them together again. With his son in a coma, the father discovers that his son's dream of wanting to be involved with music has not gone away, but simply taken a different turn. Enter the world of Japanese idols.