| 1967-08 |
Business Brain Showa Co., Ltd. was established in August 1967. |
| 1967-08 |
Company establishment. |
| 1970-09 |
Established Seibu Information Center Co., Ltd. in Tokyo to unify information processing functions of the Seibu Distribution Group (at that time) and create new information service businesses, including payroll processing. |
| 1973-01 |
Changed the company name to Business Brain Showa Co., Ltd. in January 1973. |
| 1973-01 |
Renamed to Business Brain Showa (BBS). |
| 1973-10 |
Established Input Service Showa Co., Ltd. in October 1973. |
| 1973-10 |
Established Input Service Showa Co., Ltd. |
| 1978-02 |
Established Shizuoka Prefecture Medical Information Center Co., Ltd. in February 1978. |
| 1982-01 |
Relocated headquarters to Tokyo (Uchisaiwaicho, Chiyoda-ku) in January 1982. |
| 1982-01 |
Relocated headquarters to Tokyo (Chiyoda Ward, Uchisaiwaicho) |
| 1984-08 |
Established Hospital Brain Showa Co., Ltd. (HBS) in August 1984. |
| 1986-10 |
Changed the company name to Business Brain Ota Showa Co., Ltd. in October 1986. |
| 1986-10 |
Simultaneously changed Input Service Showa Co., Ltd. to ISS Co., Ltd. |
| 1986-10 |
Changed company name to Business Brain Ota Showa Co., Ltd. |
| 1986-10 |
Changed company name from Input Service Showa Co., Ltd. to ISS (ISS) |
| 1987-05 |
Developed a general-purpose audit program with support from the Ministry of International Trade and Industry (now: Ministry of Economy, Trade and Industry). |
| 1987-05 |
Developed a general-purpose audit program with support from the Ministry of International Trade and Industry (now: Ministry of Economy, Trade and Industry) |
| 1987-08 |
Developed the accounting system "ACT-i/N". |
| 1987-08 |
Developed accounting system "ACT-i/N" |
| 1989-12 |
Developed consulting methodology "Management SI". |
| 1989-12 |
Developed consulting method "Management SI" |
| 1990-01 |
Developed the management consulting key concept "On-Time Management". |
| 1990-01 |
Developed key concept for management consulting "On-Time Management" |
| 1991-04 |
Developed the accounting system "ACT-90". |
| 1991-04 |
Developed accounting system "ACT-90" |
| 1991-05 |
Developed the international accounting system "ACT-II". |
| 1991-05 |
Developed international accounting system "ACT-II" |
| 1991-11 |
Listed on JASDAQ in November 1991. |
| 1991-11 |
Listed on JASDAQ |
| 1992-04 |
Changed trade name to Saison Information Systems Co., Ltd. |
| 1992-10 |
Established GAB Consulting Co., Ltd. in October 1992. |
| 1992-10 |
Established GAB Consulting Co., Ltd. |
| 1993-03 |
Obtained system integration registration certification from the Ministry of International Trade and Industry (now: Ministry of Economy, Trade and Industry). |
| 1993-03 |
Certified system integration registration by the Ministry of International Trade and Industry (now: Ministry of Economy, Trade and Industry) |
| 1997-11 |
Established Financial Brain Systems Co., Ltd. in November 1997. |
| 1997-11 |
Established Financial Brain Systems Co., Ltd. (FBS) |
| 1998-03 |
Started payroll outsourcing service |
| 1999-07 |
Developed the international accounting standards compliant solution "ACT-CS" in July 1999. |
| 1999-07 |
Developed solution "ACT-CS" for international accounting standards compliance |
| 2000-04 |
In April 2000, merged Shizuoka Medical Information Center and Hospital Brain Showa, and renamed to MICS Corporation. |
| 2000-04 |
Established Global Security Expert Corporation (GSX) at the same time. |
| 2000-04 |
Established GSX (Global Security Expert Co., Ltd.) |
| 2001-03 |
Internet Attendance Management Service "Bulas Attendance" Launch |
| 2001-05 |
In May 2001, renamed ISS Corporation to Adock Corporation. |
| 2001-05 |
Changed company name from ISS to Adhoc Co., Ltd. |
| 2002-04 |
Established EY Outsourcing Services Corporation (EYOS) in April 2002. |
| 2002-04 |
Established EYOS (E.Y. Outsourcing Services) Co., Ltd. |
| 2002-07 |
Internet Statement Inquiry Service "Bulas PaySlip" Launch |
| 2003-06 |
Developed the web-based business application development support system "MBB" in June 2003. |
| 2003-06 |
Developed web-based business application development support system "MBB" |
| 2004-04 |
Renamed EY Outsourcing Services Corporation to EOS Corporation in April 2004. |
| 2004-04 |
Changed company name from EYOS to EOS Co., Ltd. |
| 2004-10 |
Established Adfine Corporation in October 2004. |
| 2004-10 |
Established Adfain Co., Ltd. |
| 2004-12 |
Established PLM Japan Corporation (PLMJ) in December 2004. |
| 2004-12 |
Established PLM Japan Co., Ltd. (PLMJ) |
| 2005-10 |
Developed the new accounting package system "ACT-NetPro" in October 2005. |
| 2005-10 |
Developed the accounting system "ACT-ion" for local independent administrative agencies in the same month. |
| 2005-10 |
Developed new accounting package system "ACT-NetPro" |
| 2005-10 |
Developed accounting system "ACT-ion" for regional independent administrative agencies |
| 2006-02 |
Formed a capital and business alliance with Hitachi Software Engineering (now: Hitachi Solutions) in February 2006. |
| 2006-02 |
Capital and business alliance with Hitachi Software Engineering Co., Ltd. (now: Hitachi Solutions, Ltd.) |
| 2006-07 |
Mobile Device Internet Statement Inquiry Service "Bulas Payslip Mobile" Launch |
| 2007-03 |
Obtained JISQ27001:2006 (ISO/IEC27001:2005) certification in the Public System Headquarters in March 2007. |
| 2007-03 |
Obtained JISQ27001:2006 (ISO/IEC27001:2005) certification in the Public System Headquarters |
| 2007-04 |
Developed the internal control support package "IC Solution Series" in the same month. |
| 2007-04 |
Developed internal control support package "IC Solution Series" |
| 2008-04 |
Launch of the internet application service "Bulas ESS" |
| 2008-12 |
In December 2008, Addock Corporation acquired the business of Panache Corporation. |
| 2008-12 |
Adock Co., Ltd. acquired the business of Panash Co., Ltd. |
| 2010-02 |
In February 2010, Addock Corporation implemented a company split and established ISS Corporation. |
| 2010-02 |
Adock Co., Ltd. implemented company split, establishing ISS Co., Ltd. |
| 2010-04 |
Renamed Addock Corporation to Panache Corporation (PANACHE) in the same month. |
| 2010-04 |
Financial Brain Systems absorbed Adfine Corporation. |
| 2010-04 |
Adock Co., Ltd. changed its trade name to Panache Co., Ltd. |
| 2010-04 |
Financial Brain Systems Co., Ltd. absorbed Adfine Co., Ltd. |
| 2010-06 |
Moved headquarters from Uchisaiwaicho, Chiyoda-ku to Minami-Azabu, Minato-ku in June 2010. |
| 2010-06 |
Relocated headquarters from Uchisaiwaicho, Chiyoda-ku to Minami-Azabu, Minato-ku |
| 2010-10 |
Established Niigata BPO Center |
| 2011-01 |
In January 2011, GAB Consulting absorbed Business Brain Ota Showa Corporation. |
| 2011-01 |
Business Brain Ota Showa Co., Ltd. absorbed Gabc Consulting Co., Ltd. |
| 2011-09 |
Developed a data linkage solution "Journal Entry HUB Solution" that integrates accounting information systems. |
| 2011-09 |
Developed data linkage solution "Journal Entry HUB Solution" to integrate accounting information systems |
| 2011-12 |
EOS Corporation and Panash Corporation merged and changed their trade name to EP Consulting Services Inc. (EPCS). |
| 2011-12 |
Merged EOS Co., Ltd. and Panash Co., Ltd., renamed as EPCS (EP Consulting Services) Co., Ltd. |
| 2012-05 |
Relocated headquarters from Minami Azabu, Minato-ku to Nishi-Shimbashi, Minato-ku in May 2012. |
| 2012-05 |
Relocated headquarters from Minami-Azabu, Minato-ku to Nishi-Shimbashi, Minato-ku |
| 2012-12 |
Established a branch in Singapore in December 2012. |
| 2012-12 |
Opened Singapore branch |
| 2013-05 |
Formed a capital and business alliance with JFE Systems Inc. in May 2013. |
| 2013-05 |
Capital and business alliance with JFE Systems, Inc. |
| 2013-10 |
Expanded into China in October 2013 and launched "Journal Entry HUB Cloud & CFO Delegation Service," an accounting management service platform for Japanese companies. |
| 2013-10 |
Launched accounting management service platform "Journal Entry HUB Cloud & CFO Delegation Service" for Japanese companies expanding into China |
| 2014-06 |
Established the Kumamoto BPO Center as a base for management services (BPO) business in June 2014. |
| 2014-06 |
Established a local subsidiary "BBS (Thailand) Co., Ltd." in Thailand in the same month. |
| 2014-06 |
Established Kumamoto BPO Center as a base for management services (BPO) business |
| 2014-06 |
Established local subsidiary "BBS (Thailand) Co., Ltd." in Thailand |
| 2014-09 |
Acquired shares of TechnoWearSync Inc. (TEC) and made it a subsidiary in September 2014. |
| 2014-09 |
Acquisition of TEC's shares and making it a subsidiary |
| 2014-11 |
Changed market from JASDAQ to the Second Section of the Tokyo Stock Exchange in November 2014. |
| 2014-11 |
Market change from JASDAQ to TSE Second Section |
| 2015-02 |
Opened the Kumamoto BPO Second Center in February 2015. |
| 2015-02 |
Opened Kumamoto BPO Second Center |
| 2015-08 |
Promoted to a designated stock of the First Section of the Tokyo Stock Exchange in August 2015. |
| 2015-08 |
Formed a business alliance with ProNexas Inc. in the same month. |
| 2015-08 |
From TSE Second Section to TSE First Section designated stock |
| 2015-08 |
Business alliance with ProNexas Inc. |
| 2015-09 |
Developed new accounting solution "ACT-Potentia" for group management foundation |
| 2015-11 |
Business alliance with Saison Information Systems Inc. |
| 2016-01 |
Established BBS Outsourcing Kumamoto Inc. (BOK) and opened the Kumamoto BPO Third Center in January 2016. |
| 2016-01 |
Established BBS Outsourcing Kumamoto Inc. (BOK) and opened Kumamoto BPO Third Center |
| 2016-02 |
Acquired shares of BBS Outsourcing Services Inc. (BOS) and made it a subsidiary in the same month. |
| 2016-02 |
Split the BPO business of Saison Information Systems Co., Ltd., and establish BBS Outsourcing Service Co., Ltd. as part of the Business Brain Ota Showa Group. |
| 2016-02 |
Acquired shares of BBS Outsourcing Services Inc. (BOS) and made it a subsidiary |
| 2016-06 |
Established a local subsidiary "BUSINESS BRAIN SHOWA-OTA VIETNAM CO., LTD." in Vietnam in June 2016. |
| 2016-06 |
Established local subsidiary "BUSINESS BRAIN SHOWA-OTA VIETNAM CO.,LTD." in Vietnam |
| 2016-11 |
Formed a capital and business alliance with Advanced Business Directions Inc. in November 2016. |
| 2016-11 |
Capital and business alliance with Advance Business Directions Inc. |
| 2017-02 |
Acquired shares of Global Security Experts Inc. and made it a subsidiary in February 2017. |
| 2017-02 |
Relocated headquarters to Nishishinbashi, Minato-ku. |
| 2017-04 |
Formed a business alliance with RPA Technologies Inc. in April 2017. |
| 2017-04 |
Business alliance with RPA Technologies Inc. |
| 2017-08 |
Celebrated the 50th anniversary of Business Brain Ota Showa Inc. in August 2017. |
| 2017-08 |
Business Brain Ota Showa Inc. celebrates its 50th anniversary |
| 2017-10 |
Opened Kumamoto BPO Center No. 4 in October 2017. |
| 2017-10 |
Opened Kumamoto BPO Fourth Center |
| 2017-12 |
Established a joint venture company, New Relation Info Biz Inc., with Nomura Research Institute and C&S in December 2017. |
| 2017-12 |
Established joint venture New Relation Info Biz Inc. with Nomura Research Institute and CENS Inc. |
| 2018-12 |
Acquired shares of Japan Payment Technology Inc. and made it a subsidiary in December 2018. |
| 2018-12 |
Acquired shares of Japan Payment Technology Co., Ltd. (PTJ), and made it a subsidiary. |
| 2019-10 |
Merged TechnoWearSync Inc. and ISS Inc. in October 2019. |
| 2019-10 |
Merged TechnoWare Sink Co., Ltd. and ISS Co., Ltd. |
| 2021-08 |
Acquired shares of Joyworks Inc. (JW) and made it a subsidiary in August 2021. |
| 2021-08 |
Acquired shares of Joyworks Co., Ltd. (JW), and made it a subsidiary. |
| 2021-12 |
Relocated headquarters from Hibiya Central Building to Hibiya Fort Tower in December 2021. |
| 2021-12 |
Relocated headquarters to Hibiya Fort Tower, Nishishinbashi, Minato-ku. |
| 2021-12 |
Relocated headquarters from Hibiya Central Building to Hibiya Fort Tower. |
| 2022-04 |
Acquired shares of BSC Inc. and made it a subsidiary in April 2022. |
| 2022-04 |
Acquired shares of BSC Co., Ltd., and made it a subsidiary. |
| 2023-05 |
Partially sold shares of Global Security Experts Inc. and became an affiliate in May 2023. |
| 2023-05 |
Partially sold shares of Global Security Experts Co., Ltd. (GSX), becoming an affiliated company. |
| 2023-11 |
Acquired shares of Fresco Inc. (FRSC) and made it a subsidiary in November 2023. |
| 2023-11 |
Acquired shares of Fresco Co., Ltd. (FRSC), and made it a subsidiary. |
| 2023-11 |
Acquired shares of Fresco Inc. (FRSC) and made it a subsidiary |
| 2023-12 |
Opened Fukuoka Branch in December 2023. |
| 2023-12 |
Opened Fukuoka Branch. |
| 2024-01 |
Acquired shares of Twinkle Inc. (TWK) and made it a subsidiary in January 2024. |
| 2024-01 |
Acquired shares of Twinkle Co., Ltd. (TWK), and made it a subsidiary. |
| 2024-02 |
Established BBS Managed Services Inc. (BMS) in February 2024. |
| 2024-02 |
Established BBS Managed Service Co., Ltd. (BMS). |
| 2024-04 |
In April 2024, Business Brain Ota Showa Co., Ltd. absorbed BBS Outsourcing Services Inc. (BOS) and Japan Payment Technology Inc. (PTJ), opening BPO centers in Niigata and Okinawa. |
| 2024-04 |
Business Brain Ota Showa absorbed BBS Outsourcing Service Co., Ltd. (BOS) and Japan Payment Technology Co., Ltd. (PTJ). Opened BPO centers in Niigata and Okinawa as bases for both companies. Historical information regarding BOS merger (BOS history). |
| 2024-04 |
Business Brain Ota Showa Inc. merged with BBS Outsourcing Services Inc. (BOS) and Japan Payment Technology Inc. (PTJ). |
| 2024-04 |
Established BPO centers in Niigata and Okinawa as BBS bases. |
| 2024-07 |
Opened Sapporo BPO Center in July 2024. |
| 2024-07 |
Opened Sapporo BPO Center. |
| 2024-07 |
Opened Sapporo First BPO Center |
| 2024-12 |
Opened Sapporo Second BPO Center |
| 2025-02 |
Dissolution of capital alliance with Hitachi Solutions Co., Ltd. and continuation of business alliance |
| 2025-07 |
Launch of next-generation system platform "ACT-Horizon" |
| 2025-08 |
Opened Sapporo 3rd BPO Center |
| 2026-04 |
Renamed Outsourcing Service Division to Hamamatsu BPO Center |
| 2026-05 |
Business alliance with Japan Knowledge Co., Ltd. |
| 2026-05 |
Acquired shares of System One Co., Ltd. (SONE), making it a subsidiary |
| 2026-07 |
FBS and JW merged |
