Mobile phone industry in Japan other email services have also introduced "emoji" that can be sent and received from mobile handsets as well as computers. Mobile phone industry in Japan The Japanese mobile phone industry is one of the most advanced in the world. As of July 31, 2013 there were 139,180,300 mobile phones in use in Japan. This is 110 percent of Japan's total population according to the Ministry of Internal Affairs and Communications. In Japanese, are often referred to as simply or for short. There are four cellular service operators in Japan. Willcom is the last PHS Personal Handy-phone System service operator. DoCoMo
NTT Docomo USA NTT Docomo USA NTT Docomo USA is a subsidiary of NTT DoCoMo which operates in the United States. NTT Docomo USA is the fully owned U.S. subsidiary of NTT Docomo, Inc. in Japan. Established on November 1, 1999, its headquarters were originally located in San Jose, California. As of July 9, 2001, the USA headquarters were officially moved to New York City. With offices in New York, Washington DC, and a research lab facility in San Jose, California. NTT Docomo USA began its Docomo USA Wireless service as a Mobile Virtual Network Operator (MVNO) on April 6, 2011. Their partnership