Demand was more than double, at RON1.209 billion and the maximum accepted yield was 1.85%.
The ministry last sold April 2019 bonds in October, at an average yield of 1.89%.
The bond issue will be reopened for non-competitive bids Tuesday, when the ministry seeks to raise an additional RON75 million.
Romania has sold around RON33 billion worth of state paper on the local market so far this year.