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, July 3 (Reuters) - Japanese mobile carrier KDDI Corp (9433.T), opens new tab said it aimed to restore services Sunday evening after nationwide network troubles affected up to nearly 40 ...

KDDI plans to utilize its new service connecting smartphones directly with Space X's Starlink satellite communication network to operate drones, President and CEO Hiromichi Matsuda said.

This is the first time that individual users in Japan can send and receive text messages through direct satellite-smartphone communications, KDDI Corp. said April 10. The feature, called “au ...