The Story of Suica, Japan’s First IC Transit Card
Summary
An accessible history of Suica, Japan's first IC transit card, detailing offline chip-based transactions, rapid 200 ms processing, and the gate-powered operation. It traces the development from pre-Suica systems through Sony's FeliCa, Hong Kong's Octopus success, and Japan's upgrade to a multifunctional payment network, including modern wallet integrations. The piece also highlights design challenges, adoption milestones, and future directions toward cardless options.