Japan Mobile SNS Study 20101) Japan has a mature mobile phone market with over 89% penetration and growth of 4% year-over-year. Mobile phones are the most popular communications device surpassing PCs and landlines. 2) Mobile social networking is growing in popularity in Japan, with the top 3 networks being mixi, mobage town, and Gree. These networks focus on gaming, communications, and avatars/virtual worlds respectively to
