This document summarizes a business trip report about Japan's mobile internet market from a conference and company visits in November 2009. The key points covered are:
1) Japan has a highly developed mobile internet market with over 90% of subscribers using 3G networks and 84% of cell phone users being mobile internet users.
2) Mobile commerce is more developed than mobile content in Japan, with mobile commerce sales reaching $8.69 billion in 2008, mainly through purchases, payments and travel services.
3) Top mobile content categories are songs, games, and ring tones, though e-books and screensavers are growing rapidly. Carriers have played a dominant role in Japan's mobile market by investing in content