| October 2024 | Transferred the Kyusyu branch to the current location |
| September 2024 | Concluded a business alliance agreement with SALTO CO., Ltd. |
| April 2024 | Jointly established IT Training Center with Da Nang University (Vietnam) |
| February 2024 | Developed and started operation of "AdsolChat", a generative AI. |
| September 2023 | Concluded an industry-academia collaboration agreement and an agreement on joint research with University of Da Nang (Vietnam) |
| July 2023 | Concluded a capital and business alliance agreement with Techzen Co.,Ltd (Da Nang, Vietnam) |
| April 2023 | Opened the Nagoya office in Naka Ward, Nagoya City |
| September 2022 | Delivered "Data Analysis Solution" to Tokyo Metropolitan Government (joint promotion with Data Vehicle Inc.) |
| July 2022 | Concluded a partnership agreement (promoting DX through maps) with Mapbox Japan G.K. |
| April 2022 | Transition to Prime Market in Tokyo Stock Exchange |
| February 2022 | Formed partnership with Nidec Corporation for location-based solutions business |
| January 2022 | Started joint research with the University of Tokyo (related to space and satellite data, etc.) |
| September 2021 | Concluded a business alliance agreement with SYS Holdings, Inc. |
| August 2021 | Concluded SI partnership agreement with Schneider Electric Japan Holdings Ltd.(first in Japan) |
| July 2020 | Started sales of "Secure Laptop" telework solution for local governments |
| January 2020 | Established Ad-Sol Asia Corporation, a consolidated subsidiary that promotes system development in the Asian region |
| May 2019 | Concluded a capital and business alliance agreement with Value HR Co., Ltd. |
| October 2018 | Expansion and renewal of Da Nang office (Da Nang,Vietnam) |
| October 2018 | Concluded a capital and business alliance agreement with HUMAN TECHNO SYSTEM HOLDINGS CO., LTD. |
| September 2018 | Started industry-academia joint research with Ritsumeikan University on "embedded" multi-core control system "for next-generation IoT devices" |
| April 2018 | Concluded a domestic exclusive and comprehensive contract for "embedded IoT solution" with Lynx Software Technologies（United States） |
| April 2018 | Started selling the first packet capture for IoT wireless communication method "LoRa" in Japan |
| September 2017 | Started industry-academia joint research and development with Keio University on "Integration of GIS and IoT" |
| July 2017 | Concluded a business alliance agreement with Ryoyo Electro Corporation and Ryoyo Semicon Corporation in the "AI-IoT field, advanced security platform area" |
| May 2017 | Started collaboration with JIC QUALITY ASSURANCE LTD. in "Information Security" |
| April 2017 | Participated in industry-academia joint research on "Cyber Attack Defense Technology" at Nagoya Institute of Technology |
| October 2016 | Concluded a business alliance agreement with Vietnam 3S Intersoft JSC (hanoi, Vietnam) and United Technologies Corporation (Da Nang, Vietnam) |
| September 2016 | Listed on the First Section of the Tokyo Stock Exchange (Stock code: 3837) |
| February 2016 | Established a R&D subsidiary "Adsol-Nissin San Jose R&D Center, Inc." in San Jose, California, United States |
| February 2016 | Listed on the Second Section of the Tokyo Stock Exchange (Stock code: 3837) |
| October 2015 | Concluded a general sales agency contract of security solution "LynxSECURE" in Japan with US Lynx Software Technologies, Inc. |
| August 2014 | Formed a business and capital tie-up with Japan Process Development Co., Ltd. |
| July 2014 | Participated in WASEDA University ACROSS (Study Group for Smart Society Technology) as one of the founding companies |
| June 2013 | Started business collaboration with Vietnam Individual Systems Co., Ltd. |
| November 2012 | Participated in smart meter demand response technology development demonstration experiment at EMS Shinjuku R&D Center (Ministry of Economy, Trade and Industry, WASEDA University) |
| August 2012 | Participated in Japan Smart Community Alliance (JSCA) |
| August 2012 | Made a capital participation in Weavesoft Ltd. to contract business partnership |
| April 2012 | Participated in Ruby Association |
| January 2012 | Participated in Smart Japan Alliance as a founding member |
| December 2011 | Participated in Echo-net Consortium |
| November 2011 | Participated in WASEDA University Research Institute for Advanced Network Technology (Demand Response Technology Study Group) as a company |
| November 2011 | Tap type power sensor terminal received certification for ZigBee Smart Energy Profile 1.1 |
| September 2011 | Started sales of hands-free authentication system "Air Gate Eye" |
| August 2011 | Developed ZigBee/PLC hybrid terminal |
| August 2011 | Transferred the Kansai Office to the current location (Kita Ward, Osaka City) |
| December 2010 | Co-developed the air-conditioning and illumination control system with mobile phone IR channel |
| September 2010 | Designated as a founding member of the Advanced IT Consortium to Evaluate, Apply and Drive |
| August 2010 | Participated in the Fukuoka Smart House Consortium |
| June 2010 | Co-developed the next generation security system with automated detection |
| November 2009 | Started sales of the MRI Check Room Entry/Exit Control System |
| May 2009 | "Gratto Shut" was approved as one of the Recommended Fire Prevention IT Systems |
| October 2008 | Started sales of the power shutdown system "Gratto Shut", which won the Good Design Award 2008 |
| October 2008 | Started sales of ZigBee wireless communication unit |
| September 2008 | Started supplying the free mash-up tool "WebShell" |
| September 2008 | Transferred the Sendai Development Center to the current location |
| March 2008 | Acquired ISO 27001 certification for the information security management system |
| November 2007 | Started trial sales of the touch-tag starter kit |
| June 2007 | ZigBee communication unit was certified to meet ZigBee2006 specification |
| February 2007 | Listed on the JASDAQ Securities Exchange (currently the Tokyo Stock Exchange, Inc. JASDAQ Standard) (Listed code: 3837) |
| September 2006 | Joined the ZigBee Alliance and participated in ZigBee SIG Japan in October of the same year |
| May 2005 | Acquired the Privacy Mark (JIS 15001) |
| February 2004 | Acquired ISO 14001 certification for the environmental management system |
| November 2003 | Changed the company name to Ad-Sol Nissin and transferred the Head office to the current location (Minato Ward, Tokyo) |
| January 2003 | Acquired ISO 9001 certification for the quality management system |
| June 2002 | Participated in an experiment for Web service connection using NewsML at the XML Consortium |
| November 2000 | Won the award "company friendly to male and female workers" from Tokyo Metropolitan Government |
| February 2000 | Started sales of BlueCatLinux |
| November 1995 | Received an order for a production control system from a petrochemical company |
| August 1995 | Received an order for a sales management system from the manufacturing industry |
| November 1991 | Concluded an operating system sales contract with Lynx (currently Lynx Software Technologies, Inc.) in the USA |
| July 1990 | Opened the Sendai office (currently the Sendai Development Center) in Sendai City, Miyagi Prefecture |
| July 1988 | Delivered a facsimile communication system to a trading house |
| November 1986 | Opened the Fukuoka office (currently the Kyushu Office) in Hakata Ward, Fukuoka City |
| September 1984 | Started the development of a super mini-computer operating system |
| October 1983 | Completed and delivered large-scale communications system to airlines and trading houses |
| April 1982 | Delivered international message exchange system to Kuwait; concluded four-year warranty contract |
| April 1979 | Delivered international message exchange system to Singapore |
| March 1976 | Established as Nissin Software in Taito Ward, Tokyo; at the same time, opened the Osaka office (currently Kansai Office) |