Before taking that phone call, residents need to be aware about a troubling trend where scammers use artificial intelligence, ...

Older models using 3G telecom technology that is two generations older than the most advanced ones now in use were the last mobile phones to have normal service restored. NTT Docomo, the nation ...

Japanese mobile phone operator NTT Docomo recently unveiled the country's first-ever trial of a self-powered hydropower ...

Fewer than half of people in Japan remember the cellphone numbers of family members they live with, a private think tank's ...

Following the disruption in Docomo’s service last autumn ... Disaster Management Agency urged KDDI users to use a fixed-line phone or rush to a nearby fire department in the event of an emergency.