Producer prices in Japan edged up 0.1% in April after decreasing by 0.1% in March, preliminary data from the Bank of Japan showed.
Petroleum and coal products made the largest upward contribution to the monthly increase, while chemicals and related products made the largest downward contribution.
The annual producer price index increased by 2.0% in April after a 2.1% increase in March.
On a constant currency basis, export prices declined by 0.2% from the prior month but were up 2.7% on an annual basis. Import prices increased by 0.2% month over month and rose by 6.5% on an annual basis.