Ryosuke Kotaki's life motto was his grandfather's will, "Study, make money, drink alcohol, and win the first prize". So, first of all, he went to Osaka to win the first prize with favorite shogi. In the car, he hit it off with a woman named Okichi and decided to live in the Shogi Kaisho, which is run by Okichi's father, Yoichi. Ryosuke's skill was strong, and he was happy to make a lot of money in gambling shogi. However, he lost to a middle-aged man by dropping four cards. This man was actually Heihachi Kudo, who is said to be the best of both worlds in the Kansai chess world at the time...