According to the NPB Tracker twitter feed, Japanese relief pitcher Ryota Igarashi is, at long last, a New York Met.   The tweet quotes Igarashi's agent Arn Tellem as saying "I think Igarashi is a member of the Mets.   We're working out the fine points of the contract.""Carrying the 'Hello Kitty' bag to the bullpen brings me no shame, it is an honor."UPDATE 9:35pm: Bart Hubbuch of the New York Post tweets that a team source confirms the agreement.