NTT Docomo, Inc.[1] (æ ªåŒäŒç€Ÿãšãã»ãã£ã»ãã£ã»ãã³ã¢, Kabushiki Gaisha Enu Ti Ti Dokomo?, TYO: 9437, NYSE: DCM, LSE: NDCM) is the predominant mobile phone operator in Japan. The name is officially an abbreviation of the phrase, "do communications over the mobile network", and is also from a compound word dokomo, meaning "everywhere" in Japanese. Docomo provides phone, video phone (FOMA and Some PHS), i-mode (internet), and mail (i-mode mail, Short Mail, and SMS) services. The company has its headquarters in the Sanno Park Tower, NagatachÅ, Chiyoda, Tokyo.