Banks offered RON2.31 billion, the data showed.
At the latest similar auction April 9, the ministry sold RON1 billion in one-year paper.
The ministry plans to sell debt worth RON3.8 billion in May, down from RON4.9 billion sold a month earlier.
So far in 2012, Romania sold RON31.75 billion in leu-denominated state notes. Additionally, the ministry sold $2.25 billion in 10-year US dollar-denominated bonds on the US market. (EUR1=RON4.4053)