Japan’s mobile operator NTT DOCOMO has announced that its LTE subscribers surpassed million on February 18. According to operator subscriptions to it LTE Xi service has been growing rapidly since its launch on December 24, 2010. 

Subscribers reached one million in December 2011 and then quickly topped five million in August 2012. DOCOMO supports its LTE customers with a wide variety of advanced devices, including 32 smartphones, six tablets and seven data terminals so far.

Operator also said that it continues to expand LTE coverage and raise data transmission speeds, including by making the 112.5 Mbps downlink available in 22 cities by March and more than 50 cities by June. LTE base stations offering a 75 Mbps downlink, double the current speed in many locations, will amount to 4,000 by March and then jump to 10,000 by June. DOCOMO also plans to introduce a 150 Mbps downlink service before March 2014.