Rising Smartphone Usage In Japan Will Lift Yahoo! Japan’s Mobile Ad Revenues By Scalper1 | March 8, 2013 0 Comment More here: Rising Smartphone Usage In Japan Will Lift Yahoo! Japan’s Mobile Ad Revenues Related posts: Latest Smartphone Usage Numbers Show Apple is Gaining Market Share Yahoo Earnings: Core Business Revenues Continue To Decline But the Future Looks Bright Yahoo Buys Mobile Apps Developer – Analyst Blog Rising Chrome Use Means Search Advertising Growth for Google