Ryuji (1983)

During the violent chaos of post-War Japanese black market, a young gangster called Shozo Hirono has to keep up with the rapid shifts of power between unscrupulous bosses.

A yakuza hitman gets out of jail and decides to start a new life, but soon his old life catches up with him.

They show yakuza and sociopathic criminals who indeed lived by a code, but one dedicated to violence and power mongering.

After a badly done assignment, a hitman finds himself in conflict with his organisation, and one mysterious and dangerous fellow-hitman in particular.