JGBs ease, 30-year yield hits 1-month high after soft auction

TOKYO, May 13 (Reuters) - Japanese government bond yields rose on Thursday, with an auction of 900 billion yen ($8.2 billion) 30-year JGBs drawing tepid demand as rising U.S. inflation concerns kept many investors on sidelines. A stronger-than-expected reading on U.S. consumer price inflation data released on Wednesday sparked fear...