TOKYO -- Last week, the Bank of Japan demonstrated that it has at least one big thing in common with the U.S. Federal Reserve. Both central banks are having difficulty making themselves understood.

Bank of Japan Governor Haruhiko Kuroda, who is due to retire in April after 10 years in the job. (Nikkei montage/Reuters/Satoko Kawasaki)
Like the U.S. Federal Reserve, the BOJ has trouble making itself understood