Watch VoirFilms. In the yakuza world, where 'conflict,' 'prison sentences,' and 'death' are ever-present threats, the leader’s responsibility is immense, and their leadership skills are honed to perfection. To develop motivated subordinates and unite the organization, the key ingredient is undeniably 'charisma!' How do these bosses acquire their 'charisma'!? The highly popular 'Learn from the Yakuza' series continues with its fourth installment!!