I dont think this was posted, Bamco reported sales of some of its games and SAO Hollow sold 400K worldwide so far.
http://gematsu.com/2014/11/sales-figures-revealed-latest-naruto-one-piece-sword-art-online-games
About Tales of Hearts R, I honestly thought it looked very good on my vita, but I might have been blinded by my desire to play a JRPG...