KDDI and SoftBank are teaming up to launch a new service that allows subscribers to connect their smartphones to each other's mobile networks by using a back-up SIM card in case one of them faces ...

TOKYO -- KDDI will start supplying subscriber identity module, or SIM, cards for Toyota Motor's connected cars in 2019. The new cards will enable communications globally, sources familiar with the ...

Instead, Apple and Samsung are pushing for a new SIM standard that would enable an e-SIM card that is embedded directly ... Deutsche Telekom, Etisalat, KDDI, NTT DOCOMO, Orange, Ooredoo ...

Apple today added Japanese mobile operator KDDI to its list of carriers that support the Apple SIM for the iPad, expanding Apple SIM availability to Japan for the first time. The Apple SIM can now ...

Gemalto will supply UpTeq multi-tenant LTE SIM to KDDI to secure its VoLTE (Voice over LTE) services. KDDI, which has 40 million subscribers in Japan, can now offer both voice and data services ...

KDDI Corp. and Hitachi Ltd. said Friday they have jointly developed a mobile phone equipped with an integrated circuit card that allows handsets to double as a train ticket or electronic money.

Japanese mobile phone operator KDDI Corporation is adding Sony's contactless chip card card technology, FeliCa, to its range of mobile handsets.