RapiCa
Just like JR East's Suica or JR West's ICOCA , the card uses RFID technology developed by Sony corporation known as FeliCa . 
<triplet> JR East <subj> Suica <obj> product or material produced <triplet> Suica <subj> JR East <obj> operator <triplet> ICOCA <subj> JR West <obj> operator