Description:

In the year 1947, the people of Shinjuku are down on their luck. With little money to buy food or necessities, some resort to gambling in order to survive. Traveling Tetsuya chooses to spend his time at Mahjong parlors where he is wiping the floor clean with his adversaries. However, Tetsuya meets the intensely-skilled Boushu-san, this is when he realizes that his skills are still lacking. (From ANN)

Description:

Itou Kaiji, now free of debt but without a penny is leeching himself in Mr.Sakazaki's new house, despite all the flirtings (extreme torment for Kaiji) from Sakazaki's daughter, Mikoko. Sakazaki attempts to kick Kaiji out, even by offering a farewell 'we never knew each other' money of 3000000 yen. While Kaiji ponders himself on the decision, he is visited by Miyoshi and Maeda, two of his 'allies' he had saved from the last part of the series.

Description:

Hyakkaou Private Academy. An institution for the privileged with a very peculiar curriculum. You see, when you're the sons and daughters of the wealthiest of the wealthy, it's not athletic prowess or book smarts that keep you ahead. It's reading your opponent, the art of the deal. What better way to hone those skills than with a rigorous curriculum of gambling? At Hyakkaou Private Academy, the winners live like kings, and the losers are put through the wringer. But when Yumeko Jabami enrolls, she's gonna teach these kids what a high roller really looks like! (Source: Yen Press)