To not only count pachinko balls but also help attract players to a game field.

The game media counting system comprises a counting means for counting charged game media, and a count value storing means 5 for storing the numerical value counted by the counting means, and has an arbitrary value storing means 13 for storing an arbitrary numeral previously inputted through an input means 12, a comparing means 11 for comparing the arbitrary numeral with the count value, and a display means 7 which has display items including that those numerals identical or within a predetermined range of errors. A lottery function, which makes a player who charged game media a winner when the number of game media charged by him/her is identical with the arbitrary value or within a predetermined range of errors, is also equipped on the game media counting system. A player goes to the game parlor expecting not only acquiring the game media but also winning a prize by the lottery function.