Video games are a hot topic and household buzzword these days, given its market value and size, and their potential growth rate. In the Internet era, video games, online games in particular, are a kind of golden goose in the eyes of many market players. This is why the government of each country has set eyes on developing the video game industry as a next-generation growth engine, considering its capacity of supporting offshoot industries, such as entertainment and digital content industries, as well.