Japanese Video Chain Cashes in on Mobile Internet

Matthew Rothenberg writes: "CIO Insight has a case study that describes how Tokyo's Tsutaya video stores are tracking their users' shopping habits in real time via NTT DoCoMo's i-Mode wireless services and devices. 'We're not interested in merely renting videos to people,' Tsutaya founder Muneaki Masuda says. 'We're collecting lifestyle information, and the possibilities of that are, over time, enormous.'"