Japan's industrial production decreased more than initially estimated in May, final data published by the Ministry of Economy, Trade and Industry showed Wednesday.

Industrial production fell a seasonally adjusted 2.6 percent monthly in May instead of a 2.3 percent drop reported earlier.

It was the first decline in three months. In April, production had risen 0.5 percent.

Shipments dipped 2.6 percent over the month, revised from a 2.3 percent fall in the flash report. At the same time, inventories rose 0.4 percent in May compared to a 0.3 percent gain previously reported.

On an annual basis, industrial production decreased 0.4 percent in May, which was corrected from a 0.1 percent slight drop reported initially.

The capacity utilization contracted at faster pace of 2.4 percent month-on-month in May, following a 1.0 percent decline in April. It was the second consecutive monthly fall.