Industry WIKI

Nanaco (trademarked in lowercase as nanaco) is a prepaid cash-rechargeable contactless electronic money card, and point based loyalty program used at Seven & I Holdings–owned stores in Japan, which are 7-Eleven convenience stores, Denny's restaurants, and Ito-Yokado merchandise stores. In addition, Nanaco can be used at more than 7,000 third party stores outside the company's group, like

OKICA (オキカ, Okika), short for "Okinawa IC Card", is a contactless smart card used for public transport in Okinawa.