Japan was home to one of the world’s first mobile-commerce innovations with the DoCoMo mobile wallet in 2004, but the nation’s economy remains heavily cash-based more than 15 years later. Still, Darren Abrahamson , managing director of Bain Capital Tech Opportunities, tells me that could be about to change. Here’s why – and why Bain’s investment in Japanese eCommerce digital-payments platform hey is proof. …see more