Book (Practical) Hobbies and trivia Believing in theory of probability, I earned a total of 800 million yen at casinos in 50 countries around the world.
※Please note that product information is not in full comprehensive meaning because of the machine translation.
Japanese title: 単行本(実用) 商業 確率論を信じて世界50か国のカジノで計8億円を稼いだ僕の人生