USD/JPY fell in Asian trade off May 23 highs following earlier Japanese data and amid concerns of a mysterious pneumonia-linked virus in China.
As of 05:57 GMT, USD/JPY fell 0.21% to 109.95, with an intraday low at 109.9.
Bank of Japan voted to maintain rates at minus 0.1% as expected while raising growth estimates for the first time in a year.
BoJ governor Haruhiko Kuroda will speak today, after speaking last Wednesday and asserting BoJ will continue easing policies until inflation hits 2%.
Last month, the Japanese government raised growth estimates for the next financial year to 1.4% from 1.2%.
Otherwise, news of a mysterious pneumonia-linked virus in China that left several people dead has raised some concerns in the market especially before the new lunar year holiday.