Pasmo
Pasmo is a development of the Passnet system used by many non-JR railway lines in the Tokyo region. The system offers interoperability with the JR East Suica system, as well as integrating private bus companies into the former Passnet network. The technology is based on an RFID technology developed by Sony known as FeliCa. As of April 2009, there are over 11 million cards in circulation. Companies and organizations accepting Pasmo. Railways. Most railway operators introduced the system simultaneously when Pasmo started. Buses and tramways. Bus and tramway operators have been introducing Pasmo readers on their systems gradually . Popularity. On April 11, 2007, it was announced that sales of Pasmo fare cards would be limited to commuter rail pass purchases until August due to extremely high demand. It was originally predicted that approximately 2 million Pasmo cards would be sold in the first month, but about 3 million were actually sold, and stocks of Pasmo cards were running out. Sales of regular Pasmo cards resumed on September 10, 2007. Until this date, only Pasmo commuter rail passes could be purchased. Usage with other systems. Through collaboration with JR East, passengers can use Pasmo cards wherever Suica cards are  accepted to ride nearly any railway, metro, or bus in the Tokyo metropolitan area. Transit systems/lines outside the Pasmo system but usable with the Pasmo card include: In July 22, 2014, Nintendo added support for Suica and Pasmo cards in the Nintendo eShop through the NFC function of the Wii U GamePad and the New Nintendo 3DS. The service was then discontinued in January 18. 2022