Black Market Emperor: Silver and Gold 7 - Underworld Horse Racing Hell (1997)

Ginji (Kiyoshi Nakajo), a man who made a huge fortune by taking advantage of the fierce competition for survival in the Japanese political and business world. Under him, the president of the Japan Horse Racing Promotion Association came to ask for help. Kawai, the former president of the Liberal Democratic Party, who is aiming for a comeback in the presidential election, has demanded 30 billion election funds. So Ginji offers Kawai a horse race for Sashi, who bets 30 billion. What is the whereabouts of a one-shot game in which Ryohei, who has outstanding memory, and Keisuke, who has excellent programming ability, are brought in and bet on Ginji's dark gold life?

Unfortunately the movie Black Market Emperor: Silver and Gold 7 - Underworld Horse Racing Hell is not yet available on HBO Max.