Japan Communications Inc., a mobile virtual network operator (MVNO), provides mobile services in Japan, the United States, and internationally. It engages in mobile communications business, including SIM business; communications business through local mobile networks 4G/5G; and digital ID business, which include fintech platform over SIM for use on smartphones. The company is also involved in the development of network security solutions; and development and sale of sub-sim and related solutions. The company was incorporated in 1996 and is headquartered in Tokyo, Japan.