To provide a pinball game machine providing not only the superficial change of presentation but also such presentation as can further enhance the degree of expectancy of a player.

In the Pachinko game machine 10, a variation pattern determining means 115 stores a regular pattern selection table configured to be referred to in the regular time and a plurality of kinds of special pattern selection tables defining corresponding relationship different from those in the regular pattern selection table, as a plurality of pattern selection tables defining corresponding relationship between special symbol variation patterns and lottery values. A variation pattern is selected by referring to one of the plurality of pattern selection tables. When a prescribed first variation pattern is selected, the variation pattern determining means 115 changes the pattern selection table to be referred to in the following rounds to a first special pattern selection table. When a prescribed second variation pattern is selected, the variation pattern determining means changes the pattern selection table to be referred to in the following rounds to a second special pattern selection table.