Legacy of Ys: Books I & II was released on Nintendo DS in the United States on February 24, 2009. The remake includes 3D graphics, updated sound, and multiplayer for up to 4 people. Each copy of the first printing of the game also includes a bonus soundtrack CD.
StageSelect.com awarded the Nintendo DS remake an 8 out of 10 and considers it a nostalgic addition to anyone's collection.
Source: Wikipedia http://en.wikipedia.org/wiki/Ys_I_%26_II