Abstract: A non-transitory computer readable medium stores a program causing a computer to execute: determining any one of a plurality of winning types; awarding a reward to a player on the basis of the determined winning type; setting reward group information in which at least one reward group configured by combining a plurality of winning types or a plurality of rewards is defined; deciding that a reward group in which the number of determined winning types or the number of rewards awarded to the player has reached a predetermined number is an achieved reward group; and allowing the reward group information to be changed on condition that the number of achieved reward groups has reached a preset particular number.