To provide a game device which enable a user to appreciate fatigue of a game character with more ease.

An operation subject changing section (62), in a case where a change timing of an operation subject of the user is reached, changes a state of a game character, which belongs to a game character group corresponding to a user and is being operated by the user, to a state in which the game character is operated by a computer, and also changes a state of one of operation subject candidates selected from among a plurality of game characters, which belong to a game character group and are being operated by the computer, to a state in which the one of the operation subject candidates is operated by the user. An operation subject candidate number control section (64) controls a number of the operation subject candidates selected from among the plurality of game characters that are being operated by the computer, based on at least one of an elapsed time period and actions performed in the past by the plurality of game characters.