Mystery Man Who Moves Japanese Markets Made More Than 1 Million Trades


During a decade of day trading, having started more or less from scratch, CIS has amassed a fortune that he says now exceeds 16 billion yen. In the process, he has become a cult figure among Japanese day traders, a tight circle of self-taught professionals who take pride in working one of the world’s toughest markets. CIS has been the subject of much chatter and speculation. A Wikipedia page attempts to track his investment results.