To solve a problem that an increase in the number of reference tables only for selecting a specific variation pattern at a certain specific timing, causes the imminence of ROM and is objectionable.

In this Pachinko game machine 10, when intentionally selecting a specific variation pattern which has a content related to a specific game control processing, out of a plurality of variation patterns in association with the occurrence of the specific game control processing, symbol variation determination means 114 processes the specific game control to include an initialization processing for returning a count value to a predetermined initial value and a processing for extracting a pattern lottery value in one interrupt handling containing an end processing of a special game and allows CPU to execute them, wherein the specific variation pattern to be displayed as a first symbol variation after finishing the special game is associated with the pattern lottery value the same as the initial value.