How to Forget Sadness: Documentary of Nogizaka46 (2015) is a Documentary film that follows a documentary about Japanese idol group Nogizaka46. "A method to forget sadness" will show how the Nogizaka46's members were, how they really felt, and how they strived while facing the cruel world of showbiz. How were their lives off the screen? Well, find out by yourself. How to Forget Sadness: Documentary of Nogizaka46 is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 8.2 out of 10 from 5 votes. Fans of documentary movies may also want to explore similar titles below.