returned mail see transcript details original message received tue 19 jul 2005 19 57 29 0900 jst yahoobb 220035108243 bbtec net 220 35 108 243 following addresses permanent fatal errors takashigeo 324 r 2 dion ne jp reason 550 user unknown expanded transcript session follows talking mail r 2 dion ne jp rcpt 550 user unknown 550 5 1 1 takashigeo 324 r 2 dion ne jp user unknown