Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
ICOCA is a rechargeable contactless smart card used on the JR West rail network in Japan. The card was launched on November 1, 2003, for usage on the Urban Network, which encompasses the major cities of Osaka, Kyoto, and Kobe (Keihanshin). It is now usable on many other networks nationwide. The ICOCA area has gradually been expanded, and now includes the San'yo region through the Okayama