Net One Systems Co., Ltd. engages in the provision of information technology and network integration services. The company is headquartered in Chiyoda-Ku, Tokyo-To and currently employs 2,579 full-time employees. The company went IPO on 2001-12-20. is a Japan-based company engaged in the system construction of information and communications technology (ICT) and related services. The firm operates in four segments. The ENT segment offers products and services to general private companies. The SP segment offers products and services to telecommunication companies. The PUB segment offers products and services to central ministries, municipalities and companies providing social infrastructure. The Partner segment offers specialized products and services in collaboration with partner companies. Other businesses include server services and others. The firm has two product groups, the equipment product group which is engaged in purchasing and sales of networks and platforms for ICT systems as well as service product group which provides support and services on equipment and systems.