The Wildcat Slots can be accessed by pressing the "Wildcat Slots" button in the upper-right corner of the Cat Base Menu, above the Splash Text. Playing the slot machine is completely free, but can only be done twice per appearance.
The Wildcat Slots is a slot machine that can be played during the game's anniversary in all versions and during the Golden Week in Nyanko Daisensou. The first time they were available was during the 7th anniversary event. The Wildcat Slots can be accessed by pressing the "Wildcat Slots" button...