Edy
A prepaid E-money service that is offered in Japan as a contactless IC card by BITWALLET, Inc. It uses Sony's FeliCa technology. Edy can be used with NTT DoCoMo's Osaifu-Keitai handsets.

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EZ Chaku-uta Full
KDDI au's music distribution service for au mobile phones. The service allows users to download full-size songs directly over the air to their mobile phones. The service is offered to the owners of 3G phones running on CDMA 1X WIN network, an analog of CDMA2000 EV-DO, that enables the 2.4 Mbps transmission speed.

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