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 $134.5K — a different platform, not this one.

UNDERWARD

UNDERWARD is a 1-4 player co-op horror exploration game.\r Investigators must carry «TEST-SUBJECT» monsters from a deadly underground abandoned hospital ward.\r \r Can you uncover the truth hidden deep within the depths of UNDERWARD?\r \r #MISSION\r Explore the depths of UNDERWARD and carry the «TEST-SUBJECT» monsters to the elevator. \r \r #Game features\r ･1-4 player co-op horror exploration game\r ･Proximity-based voice chat\r ･Randomized, labyrinthine underground hospital floors (with some areas that don't feel like a hospital at all)\r ･Deadly and seductive nurse monsters that hunt you\r ･Vicious hunters that can be unleashed over time\r ･Retrieve capsules containing «TEST-SUBJECT»\r ･Supply Machine System: Exchange retrieval rewards for randomized items. \r ･«Connected Carry» system for high-speed carry with multiple players\r ･Customizable Gorgeous Uniform & Aura\r ･Various useful items that can be carried over to the next floor\r ･Total wipeout = all is lost. How far can you de