NTT DoCoMo is a leading telecommunications company in Japan, known for providing mobile phone services and internet connectivity. Founded in 1991 as a subsidiary of NTT Corporation, it has played a significant role in the development of mobile technology in the country, including the introduction of 3G and 4G networks. The company offers a range of services, including voice calls, messaging, and data plans, catering to both individual and business customers. NTT DoCoMo is also involved in various technological innovations, such as mobile payment systems and the development of 5G networks, enhancing connectivity and user experience.