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 with T-Mobile was updated in September 2013. The mobile phone service targets the Japanese market in the U.S.