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 $562K — a different platform, not this one.

Ikaruga

Ikaruga is unique shooting game with white and black polarity. Switch polarity and absorb enemy bullets. Defeat three enemies of the same color in succession. 1-2 players 380MB minimum save size DUALSHOCK®4 Software subject to license (us.playstation.com/softwarelicense). Online features require an account and are subject to terms of service and applicable privacy policy (playstationnetwork.com/terms-of-service & playstationnetwork.com/privacy-policy). One-time license fee for play on account’s designated primary PS4™ system and other PS4™ systems when signed in with that account. ©TREASURE