Unicharm Corp. said its first-quarter normalized net income was ¥10.45 per share, a decrease of 37.7% from ¥16.76 per share in the first quarter ended June 30, 2013.

Normalized net income, which excludes unusual gains or losses on a pre- and after-tax basis, was ¥6.28 billion, a decrease of 36.4% from ¥9.88 billion in the first quarter ended June 30, 2013.

The normalized profit margin declined to 3.5% from 6.9% in the year-earlier period.

Total revenue climbed 23.5% year over year to ¥177.56 billion from ¥143.76 billion, and total operating expenses climbed 27.3% from the prior-year period to ¥160.51 billion from ¥126.11 billion.

Reported net income decreased 47.2% year over year to ¥5.78 billion, or ¥9.61 per share, from ¥10.95 billion, or ¥18.57 per share.

As of May 14, US$1 was equivalent to ¥119.24.