No revenue estimate for PSN — its rating/review counts don't calibrate to sales the way Steam's do. The Steam version is estimated at $4.9M — a different platform, not this one.

Ys VIII: Lacrimosa of DANA

Embark on an exciting Ys adventure! When Adol awakens shipwrecked and stranded on a cursed island, he and the other castaways form a village to survive and seek a way off the isle. Amidst this, Adol begins to dream of a mysterious blue-haired maiden…