What's the name of this movie,

This shouldn't be a movie. It's a set of documentary pictures. This book is called Tokyo Oddo Gang.

After several months of negotiations, Belgian photographer Anton Kusters finally got permission to follow the Japanese underworld gang YAKUZA and started video recording for two years. For those unfamiliar with the underworld, they are famous for their brutality, tattoos and strict sense of honor. Kusters recorded rare photos of their meetings, bathrooms, nightclubs and even funerals.