By Kiyoshi Takenaka TOKYO (Reuters) -Almost half of Japanese companies regard Bank of Japan (BOJ) Governor Kazuo Ueda's performance positively, outpacing the 30% with negative views of his handling of monetary policy, a Reuters survey showed on Thursday. Under Ueda, the BOJ last year exited a decade-long, massive stimulus programme by ending a negative rate policy, risky asset purchases and yield curve control (YCC), which caps the benchmark 10-year yield around 0%. About 47% of respondents hold a posit ...