男の勝負

Part one.

Tetsu, is a honourable and noble yakuza caught in a conflict between rival clans, and obligations each has toward their yakuza boss and brothers. A railroad line brings changing times to a community. Because Tetsu can't stand by and allow a bunch of yakuza men to molest women, it forces him to battle it out with a knife wielding rival, the unfortunate incident leads to his boss losing face and him having to leave the family to protect it. But the rival family won't stop until they destroy Tetsu who will risk life and love for his brothers.

After being bailed out of trouble by a member of the Kaijima Clan, Ryuhei dedicates himself to saving the Kajima’s lucrative lumber business.

Part two.

Shoichi Sakurai (Kentaro Shimizu) is a college student who hates mahjong, which ruined his father and mother. One day, unable to refuse his friend's invitation, Shoichi steps into a mahjong parlor and vows to take revenge on the mahjong that ruined his family. He vows to take revenge on his family for their misfortune by playing mahjong, a game he never loses. Shoichi develops a genius technique all by himself. He makes a shocking debut in Shinjuku, but this victory marks the beginning of a 20-year struggle to the death...

Shoichi (Kentaro Shimizu) has become the top player in the underworld of mahjong. His daily life is always in danger as he plays for huge sums of money in a single night. The only time he can relax is when he plays mahjong for "fun" at a mahjong parlor. One of the members is Jun-chan, a pimp, but there is something wrong with him... In Shinjuku, where the thoughts of various people intersect, Shoichi's biggest rival appears before him!