Net One Systems Co., Ltd. engages in the provision of information technology and network integration services. It operates through the following segments: Enterprise (ENT), Telecom Carrier (SP), Public (PUB), Partner, and Others. The ENT segment installs cloud systems for manufacturers, financial institutions, and transport companies. The SP segment establishes social infrastructure in partnership with customers providing services related to network platforms and networks as infrastructure. The PUB segment offers shared virtualized platforms that help government agencies, public utilities, and medical institutions implement security measures and upgrade cloud systems. The Partner segment provides ICT equipment and services to system integrators and business partners. The Others segment handles server services. The company was founded on February 1, 1988 and is headquartered in Tokyo, Japan.