| 1997-01 |
Established Base Inc. in January 1997. |
| 1997-01 |
Established Base Inc. |
| 1997-01 |
Established Base Inc. |
| 1999-10 |
Moved headquarters to 2-1-8 Higashi-Kanda, Chiyoda-ku, Tokyo in October 1999. |
| 1999-10 |
Moved headquarters to 2-1-8 Higashi-Kanda, Chiyoda-ku, Tokyo. |
| 1999-10 |
Moved headquarters to 2-1-8 Higashi-Kanda, Chiyoda-ku, Tokyo. |
| 2002-07 |
Established joint venture "Shanghai Jinqiao Baixin Software Co., Ltd." with local company in July 2002. |
| 2002-07 |
Established joint venture "Shanghai Jinqiao Baixin Software Co., Ltd." with local company. |
| 2002-07 |
Established joint venture "Shanghai Jinqiao Baixin Software Co., Ltd." with local company. |
| 2003-04 |
Obtained core partner certification from Fujitsu Inc. in April 2003. |
| 2003-04 |
Obtained core partner certification from Fujitsu Inc. |
| 2003-04 |
Obtained core partner certification from Fujitsu Inc. |
| 2003-12 |
Moved headquarters to 2-10-14 Higashi-Kanda, Chiyoda-ku, Tokyo in December 2003. |
| 2003-12 |
Moved headquarters to 2-10-14 Higashi-Kanda, Chiyoda-ku, Tokyo. |
| 2003-12 |
Moved headquarters to 2-10-14 Higashi-Kanda, Chiyoda-ku, Tokyo. |
| 2004-09 |
Obtained Privacy Mark certification in September 2004. |
| 2004-09 |
Obtained Privacy Mark certification. |
| 2004-09 |
Obtained Privacy Mark certification. |
| 2006-05 |
Established "Wuxi Shanxiu Software Development Co., Ltd." in Wuxi, Jiangsu Province, China in May 2006. |
| 2006-05 |
Established "Wuxi Shanxiu Software Development Co., Ltd." in Wuxi, Jiangsu Province, China. |
| 2006-05 |
Established "Wuxi Shanxiu Software Development Co., Ltd." in Wuxi, Jiangsu Province, China. |
| 2007-06 |
Obtained approval for general labor dispatch business in June 2007. |
| 2007-06 |
Obtained approval for general labor dispatch business. |
| 2007-06 |
Obtained approval for general labor dispatch business. |
| 2008-10 |
Established joint venture "Baise (Wuxi) Information Systems Co., Ltd." in Wuxi, Jiangsu Province, China in October 2008. |
| 2008-10 |
Established joint venture "Baise (Wuxi) Information Systems Co., Ltd." in Wuxi, Jiangsu Province, China. |
| 2008-10 |
Established joint venture "Baise (Wuxi) Information Systems Co., Ltd." in Wuxi, Jiangsu Province, China. |
| 2009-04 |
In April 2009, acquired all shares of Shanghai Computer Systems (Shanghai) Co., Ltd. from Fujitsu Systems Solutions Co., Ltd. (now Fujitsu Inc.) and renamed to Shanghai Fuchuang Software Co., Ltd. |
| 2009-04 |
Acquired all shares of Fujitsu Computer Systems (Shanghai) Co., Ltd. from Fujitsu Systems Solutions Co., Ltd. (now Fujitsu Inc.), made it a wholly-owned subsidiary, and renamed to Shanghai Fuchuang Software Co., Ltd. |
| 2009-04 |
In April 2009, acquired all shares of Shanghai Computer Systems (Shanghai) Co., Ltd. from Fujitsu Systems Solutions Co., Ltd. (now Fujitsu Inc.), made it a wholly-owned subsidiary, and renamed to Shanghai Fuchuang Software Co., Ltd. Shanghai Baixin Software Co., Ltd., Wuxi Shanxiu Software Development Co., Ltd., Shanghai Fuchuang Software Co., Ltd. transferred all employees to Baise (Wuxi) Information Systems Co., Ltd. and integrated business operations in China. |
| 2010-04 |
Moved headquarters to 4-14-1 Gakuen-Kanda, Chiyoda-ku, Tokyo in April 2010. |
| 2010-04 |
Moved headquarters to 4-14-1 Gakuen-Kanda, Chiyoda-ku, Tokyo. |
| 2010-04 |
Moved headquarters to 4-14-1 Gakuen-Kanda, Chiyoda-ku, Tokyo. Established BCH Japan Inc. |
| 2011-07 |
Established BCH Japan Inc. in July 2011. |
| 2011-07 |
Established BCH Japan Inc. |
| 2011-07 |
Established BBC Inc. |
| 2017-01 |
Acquired shares of Goto Soft Inc. and made it a consolidated subsidiary in January 2017. |
| 2017-01 |
Acquired shares of Goto Soft Inc. and made it a consolidated subsidiary. |
| 2017-01 |
Acquired shares of Goto Soft Inc. and made it a consolidated subsidiary. |
| 2018-01 |
Absorbed and merged with BBC Inc. and Goto Soft Inc. in January 2018. |
| 2018-01 |
Absorbed and merged with BBC Inc. and Goto Soft Inc. |
| 2018-01 |
Absorbed and merged with BBC Inc. and Goto Soft Inc. |
| 2019-12 |
Listed on the Second Section of the Tokyo Stock Exchange in December 2019. |
| 2019-12 |
Listed on the Second Section of the Tokyo Stock Exchange. |
| 2020-12 |
Designated as a First Section listing on the Tokyo Stock Exchange in December 2020. |
| 2020-12 |
Designated as a First Section listing on the Tokyo Stock Exchange. |
| 2020-12 |
Listed on the Second Section of the Tokyo Stock Exchange. |
| 2022-04 |
Designated as a Prime market listing on the Tokyo Stock Exchange in April 2022. |
| 2022-04 |
Designated as a Prime market listing on the Tokyo Stock Exchange. |
| 2022-04 |
Designated as a First Section listing on the Tokyo Stock Exchange. |
| 2025-07 |
Obtained ISO 9001 quality management system certification in July 2025. |
| 2025-07 |
Obtained ISO 9001 quality management system certification. |
| 2025-07 |
Designated as a Prime market listing on the Tokyo Stock Exchange. |
| 2025-07-11 |
Base Inc. corporate name, President and CEO Katsunari Nakayama, position and name (person with representative authority). |
| 2025-10 |
Obtained business partner certification from NTT DATA Corp. in October 2025. |
| 2025-10 |
Obtained business partner certification from NTT DATA Corp. |
