The present invention addresses the problem of providing: transesterified oil which has reduced saturated fatty acids and transfat contents, and which provides good properties when used as hard stock for a plastic oil/fat composition and a plastic oil/fat composition using the transesterified oil/fat. The present invention provides a 5 non-selective transesterified oil/fat in which contents of saturated fatty acid, saturated fatty acid having 12 carbons, and unsaturated fatty acid in the constituent fatty acids are adjusted.