NTT Software Corporation was established in July 1985 when NTT became a private company after being a government organization. Our first business was the design and building of state-of-art and large-scale software for information communications for NTT Laboratories. Since then, NTT Software has developed a variety of products and technology; advanced free-dial development of a large-size commercial network service system, the DIPS Operating system maintenance and development service was transferred from NTT Laboratory and the WWW service development platform (WebBASE), etc. Additionally, NTT Software provides network services, total system integration and system solutions.

2007
Jun.	Seiichi Ido was appointed as President/CEO.
2005
Mar.	Headquarters moved to Tokyo, Shinagawa.
2004
Dec.	Obtained ISO9001, ISO14001, and ISMS certification for its company-wide Total Management System (TMS).
2003
Jun.	Shigehiko Suzuki was appointed as President/CEO.
Jan.	Obtained ISO14001 certification.
2002
Dec.	Became the first Japanese ISMS certified company.
2000
Nov.	Certified with Privacy Mark.
Jan.	NTT Software formed strategic partnership with webMethods.
1999
Dec.	Established wholly owned subsidiary, NTT SOFT SERVICE Corporation.
1998
Feb.	The entire company was certified with ISO9001.
Jun.	The capital was increased to 500 million yen.
1997
Feb.	Seishiro Tsuruho was appointed as President/CEO.
1996
Apr.	Began marketing of the WWW service development platform (WebBASE).
1995
Nov.	Branch Office was opened in California, United States.
1990
Aug.	The DIPS Operating system maintenance and development service was transferred from NTT Laboratory to NTT Software.
1988
Dec.	Launched Advanced free-dial software service, the first development of a large-size commercial network service system.
1985
Jul.	NTT Software Corporation was established with 200 million yen capital.