Yakuzza

Their power is declining due to strict anti-gang laws passed in the 1990s and 2010s. Membership has dropped from a peak of over 180,000 in the 1960s to fewer than 10,000 active members today. 2. Video Game Guide: Yakuza / Like a Dragon

The three largest groups as of 2025 are the Yamaguchi-gumi (the largest), Sumiyoshi-kai , and Inagawa-kai . yakuzza

They use a patriarchal "oyabun-kobun" (father-child) relationship. Lower-ranking members ( kobun ) pledge absolute loyalty to their boss ( oyabun ). Key Rituals: Their power is declining due to strict anti-gang