History

Aug. 1966	Business Computing Center established in Minato-ku, Tokyo. Software development and outsourced computing activities commence.
Oct. 1968	Operation management service activities commence.
Dec. 1975	Own building(present site of head office)acquired in Shibuya-ku, Tokyo.
Feb. 1976	Became member of Japan Software Industrial Association(now Japan Information Technology Service Industry Association).
Jun. 1978	Development activities related to firmware and logic circuits commence.
Jun. 1980	Activities related to the sale of office computers and other office-automation equipment commmence.
Mar. 1982	NIPPON SYSTEMWARE CO., LTD. adopted as new trading name.
Mar. 1986	Osaka Branch(now Osaka Office)established in Osaka City.
Sep. 1986	Work started on new Head Office building.
Aug. 1989	Fukuoka Branch(now Fukuoka Office)established in Fukuoka City.
Feb. 1990	Certified by Ministry of International Trade and Industry as a systems integrator.
Aug. 1990	Establishment of Nippon Technowave Co., Ltd.
Apr. 1996	Stock listed over-he-counter with the Securities Dealers Association of Japan.
Oct. 1997	Company obtains ISO 9001 certification, an international assurance of quality.
Aug. 1998	"Yamanashi IT Center" established in Fuefuki City, Yamanashi Prefecture. Datacenter business commence.
Mar. 1999	"Yamanashi IT Center" is approved by Ministry of International Trade and Industry (now Ministry of Economy, Trade and Industry) as an operating place of business under the guidelines for information system's safety measures.
Apr. 1999	Our company's shares are listed on the 2nd Section of the Tokyo Stock Exchange.
Dec. 1999	Shibuya Office(now Nanpeidai Development Center) established in Shibuya-ku, Tokyo.
Mar. 2000	Our company's shares are listed on the 1st Section of the Tokyo Stock Exchange.
Jul. 2000	Hiroshima Office established in Hiroshima City, Hiroshima prefecture.
Apr. 2001	Certified to use and display the Privacy Mark by JIPDEC(Japan Information Processing Development Corporation).
Oct. 2001	Nagoya Office established in Nagoya City, Aichi prefecture.
Jul. 2002	Outsourcing business to manage and control our customers' information systems conforms to the certification requirements of the assessment scheme for the ISMS (Information Security Management Systems) .
Sep. 2002	Establishment of NSW SALES CO., LTD.
Jan. 2003	"Shibuya IT Core(now Shibuya IT Center)" and Shibuya Datacenter established in Shibuya-ku, Tokyo.
Feb. 2005	Company obtains ISO 14001 certification, an international environmental management standard.
Mar. 2007	Obtained ISO/IEC27001, which is the international standard for Information Security Management Systems.
Apr. 2007	Certified by the Health, Labour and Welfare Ministry to be the corporation promoting measures to support the development of the next generation.
Oct. 2007	Obtained ISO/IEC20000, which is the international standard for IT service management system.
Sep. 2009	Cloud service business commence.
Oct. 2009	Establishment of NSW WITH CO., LTD.
Apr. 2010	Establishment of NSW China Co., Ltd.
May. 2013	IoT/M2M business commence.
Jul. 2013	NIPPON TECHNOWAVE CO., LTD. changed to NSW Techno Services CO., Ltd. after merging with NSW SALES CO., LTD.
Mar. 2016	Takamatsu Datacenter (now Takamatsu IT Center）established in Takamatsu-city, Kagawa Prefecture.
Apr. 2017	Kitakyushu Office established in Kitakyushu City, Fukuoka Prefecture.
Jan. 2018	Acquired 100% ownership of "NIHON SOFTWARE ENGINEERING Co.,Ltd."
Apr. 2018	Taiwan Office established in Taipei City, Taiwan.
Apr. 2020	NIHON SOFTWARE ENGINEERING Co.,Ltd. merged with NSW.
Nov. 2020	"Sakuragaoka Development Center" established in Shibuya-ku, Tokyo.
Aug. 2021	Acquired 100% ownership of "Kohwa System Corporation."
Apr. 2022	Kohwa System Corporation. merged with NSW.
Apr. 2022	Our company's shares are listed on the Tokyo Stock Exchange Prime Market.
Aug. 2022	NSW Inc. adopted as new trading name.
Jan. 2023	NSW Techno Services CO., Ltd. changed to NSS Inc. NSW WITH CO., LTD. changed to NSA Inc.