You’ve played the Neplunker minigame in Megadimension Neptunia VII, now play the game it was based off of! Check out the free-to-play PS4 game, Spelunker World, from Square Enix and Tozai Games! Until April 27th 7:59 am PDT, collect these items to dress up your characters as Neptune and Uzume!
Check out the Neptunia series collaboration here: http://www.spelunkerworld.com/info/2016/03/30/event_information_updated_330.html?w=n#s2
Visit Tozai Games for more info about Spelunker World!