NTT DOCOMO, INC. is a Japan-base company mainly engaged in the mobile communication business. The company operates in two business segments. The Mobile Phone segment is engaged in the provision of mobile phone services, including high-speed data transmission services (Xi), third-generation mobile phone services (FOMA), second-generation mobile phone services (mova), packet communication services, international call services, satellite call services, as well as the sale of terminal equipment related to each service. The Others segment is involved in the credit business, the mail order business, the mobile advertising sales business, as well as the provision of Internet access services for hotels, among others. As of March 31, 2011, the Company had 127 subsidiaries and 27 associated companies.