Gachapon Simulator is a mystery game for the player to test their luck. The goal of this game is to get as many rare items as possible and sell them for gold. There are a market and personal shop system in this game. The player can set prices for the items they are selling depending on the market demands and the popularity of the item. Rarer item usually cost more gold.

Some items will provide boost such as adding success rate for obtaining specific items. While some add success rate to overall rare item success rate. Most rare items have a base obtaining success rate of 1%. However depending on the gachapon machine used, some have fewer junk items in the prize list. Better gachapon machine will have a better chance of obtaining rarer rewards, however, they also cost more gold to play.

Gachapon cannot be spammed continuously. The player is placed in queues until its is their turns. Of course, there are premium and VIP services. Those who paid for special services will have priority access to higher quality gachapon machines. Using some rare items will also decrease queuing times.

Gachapon Simulator allows and encourages RMT (Real Money Trading.