 Takehiko Nakao is a former senior Japanese Finance Ministry official. he is being touted as a contender to replace Governor Haruhiko Kuroda next year when Kurodas term finishes in April 2023.Nakao spoke on Wednesday but his comment have only just been picked up by US financial media. Comment pointed at the side effects of prolonged ultra-loos Bank of Japan monetary policy:They should review the side effects and the possible change of policy framework once the leadership i... 