An arcade game or coin-op game is a coin-operated entertainment machine typically installed in public businesses such as restaurants, bars and amusement arcades. Most arcade games are presented as primarily games of skill and include arcade video games, Pinball machines, electro-mechanical games, redemption games or merchandisers.
Coin-op carnival games are automated versions or variations of popular manned games held at carnival midways. Most of these are played for prizes or tickets for redemption. Common examples include Skee-Ball and Whac-A-Mole.
A general category of arcade games are those played for tickets that can be redeemed for prizes. The gameplay itself can be of any arcade game, and the number of tickets received are proportional to the player's score. Skee ball is often played as a redemption game, while pachinko is one of the most popular redemption games in Japan. Another type of redemption game are medal game, popular in Japan and southeast Asia, where players must convert their money into special medal coins to play the game, but can win more coins which they can redeem back into prizes. Medal games are design to simulate a gambling-like experience without running afoul of Japan's strict laws against gambling.