| 2000-02 |
Established Global Center Japan Inc. with the purpose of operating an internet data center in Toranomon, Minato-ku, Tokyo. |
| 2000-02-09 |
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| 2000-04-01 |
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| 2000-04 |
Opened the Toranomon Site in Minato-ku, Tokyo. |
| 2000-07 |
Opened the First Site in Chiyoda-ku, Tokyo. |
| 2001-05-01 |
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| 2001-05 |
Moved headquarters to 1-26-2 Nishishinjuku, Shinjuku Nomura Building, Shinjuku-ku, Tokyo. |
| 2001-11-01 |
Established a meeting room in the first site and started operations. The 'JPIX Second Otemachi' operated by Japan Internet Exchange Co., Ltd. began operation. |
| 2001-11 |
Established and commenced operation of the Meet Meeting Room (MMR) within the First Site. The Meet Meeting Room began operation of 'JPIX Second Otemachi' by Japan Internet Exchange Co., Ltd. |
| 2002-03-01 |
Became a subsidiary of Internet General Research Institute Inc. through a third-party allotment of capital increase. |
| 2002-03 |
Became a subsidiary of Internet Comprehensive Research Institute Inc. through a third-party allotment of capital increase. |
| 2002-04-01 |
Changed corporate name to Broadband Tower Inc. |
| 2002-04 |
Changed the company name to Broadband Tower Inc. |
| 2003-06-01 |
Relocated headquarters to 3-3 Motomachi, Nihonbashi, Chuo-ku, Tokyo. |
| 2003-06 |
Moved headquarters to 3-2-2 Nihonbashi Motomachi, Kita Koshin Paper Building, Chuo-ku, Tokyo. |
| 2003-09-01 |
Established Science R Co., Ltd. and launched IT strategy consulting business. |
| 2003-09 |
Established Science R Inc. (capital 10,000 thousand yen, our shareholding ratio 75.0%) and started IT strategy consulting business. |
| 2004-02-01 |
Opened 'Second Site' in Shinagawa-ku, Tokyo. |
| 2004-03 |
Sold shares of Sains R Co., Ltd. (our ownership stake 14.9%). |
| 2004-11-01 |
First domestic company to obtain the 'STAR' cloud security certification. |
| 2004-11 |
Opened the 'Second Site' in Shinagawa-ku, Tokyo. |
| 2005-08-01 |
Listed on the Osaka Stock Exchange Heracles market. |
| 2005-08 |
Listed on the Osaka Securities Exchange Nippon New Market – 'Heracles' market. |
| 2005-09 |
Moved headquarters to Sumitomo Real Estate New Akasaka Building, 4-2-6 Akasaka, Minato-ku, Tokyo. |
| 2005-10-01 |
Opened 'Third Site' in Minato-ku, Tokyo. |
| 2005-10 |
Established B.B.F. Co., Ltd. (capital 150,000 thousand yen, our ownership 96.67%) and started operating a fashion e-commerce site. |
| 2005-11-01 |
Internet General Research Institute Inc. sold part of its shares in the company and became another affiliated company. |
| 2005-11 |
Internet General Research Institute Co., Ltd. sold part of its shares in our company and became another affiliated company. |
| 2006-06-01 |
Started solar power generation business in Nikko City, Tochigi Prefecture. |
| 2006-06 |
Started outsourced data center operation services. |
| 2006-10-01 |
Consolidated subsidiary AI Square Inc. began operating next-generation contact center. |
| 2006-10 |
Signed a distribution agreement for Isilon Systems' product 'Isilon IQ Series' and began sales. |
| 2006-10 |
Absorbed and merged with Broadband Tower PE Inc. (formerly Index Solutions PE Inc.). |
| 2007-01-01 |
Commenced offering 'FlexHosting'. |
| 2007-01 |
Started providing the managed hosting service 'FlexHosting'. |
| 2007-03-01 |
Established Global IoT Tech No.1 Investment Partnership. |
| 2007-03 |
Established Global IoT Tech No.1 Investment Partnership. |
| 2007-06-01 |
Opened Nishiemeda (formerly Kansai) site. |
| 2007-06-01 |
Transferred all shares of Broadband Pictures Inc. |
| 2007-06 |
Opened the 'Nishi-UMEDA (formerly Kansai) Site' in Fukushima-ku, Osaka City. |
| 2007-06 |
Transferred all shares of Broadband Pictures Inc. |
| 2007-07-01 |
Expanded the Second Site. |
| 2007-07 |
Expanded the 'Second Site'. |
| 2007-10-01 |
Made Japan Cable Cast Inc. a subsidiary. |
| 2007-10-01 |
Founded IoT Square Inc. |
| 2008-01-01 |
Started sales of the cluster storage product 'Isilon IQ X Series'. |
| 2008-01 |
Started selling the cluster storage product 'Isilon IQ X Series'. |
| 2008-06-01 |
Transferred shares of Ingenico Japan Inc., moving it outside the equity method scope. |
| 2008-06-01 |
Transferred solar equipment in Nikkō City, Tochigi Prefecture. |
| 2008-06 |
Due to the transfer of shares of Ingenico Japan Inc., the company moved outside the scope of the equity method. |
| 2008-06 |
Transferred solar equipment located in Nikko City, Tochigi Prefecture. |
| 2008-08-01 |
Opened the 'Shin-Otemachi Site' in Chiyoda-ku, Tokyo. |
| 2008-08 |
Opened the 'New Otemachi Site' in Chiyoda-ku, Tokyo. |
| 2008-10 |
Transferred solar equipment located in Bofu City, Yamaguchi Prefecture. |
| 2008-10 |
Consolidated subsidiary Japan Cable Cast Inc. made Okinawa Cable Network Inc. a subsidiary. |
| 2009-06-01 |
B&B Co., Ltd. started a TV shopping support business. |
| 2009-06 |
The consolidated subsidiary B.B.F. Co., Ltd. has newly started a TV shopping support business. |
| 2009-09-01 |
Implemented a third‑party allotment of new shares with Yahoo Inc. as the allottee. |
| 2009-09 |
Implemented a third‑party allotment of new shares with Yahoo Inc. as the target. |
| 2010-01-01 |
Moved headquarters to Shinjuku-ku, Tokyo. |
| 2010-01 |
Obtained the 'Preferred Partner Platinum' qualification, the highest tier of the Isilon Partner Program, as an official distributor of the Isilon IQ Series. |
| 2010-06-01 |
Started a TV shopping support business in Taiwan. |
| 2010-06 |
The consolidated subsidiary B.B.F. Co., Ltd. has started a TV shopping support business in Taiwan. |
| 2010-10-01 |
Transitioned to the newly established 'JASDAQ Standard' following the integration of the JASDAQ, NEO, and Hercules markets. |
| 2010-10 |
The market classification has moved to 'JASDAQ Standard' on the newly established New JASDAQ market following the integration of the JASDAQ, NEO, and Hercules markets. |
| 2011-07-01 |
Made an investment in Japan Internet Exchange Co., Ltd. |
| 2011-07 |
Invested in Japan Internet Exchange Co., Ltd. to strengthen network infrastructure for the cloud. |
| 2011-11-01 |
Obtained 'DX Certification' under the Ministry of Economy, Trade and Industry's 'DX Certification System'. |
| 2011-11 |
Obtained 'DX Certification' under the Ministry of Economy, Trade and Industry's DX Certification System. |
| 2011-12-01 |
Concluded a capital and business alliance agreement and issued new shares through a third‑party allotment. |
| 2011-12-01 |
Made Mobile Internet Capital Co., Ltd. an associate under the equity method. |
| 2011-12-01 |
Transferred a portion of shares of AI Square Inc. |
| 2011-12 |
Concluded a capital and business alliance agreement and issued new shares and the 11th series of new share warrants through a third‑party allotment. |
| 2011-12 |
Made Mobile Internet Capital Co., Ltd. an associate company under the equity method. |
| 2011-12 |
Partially transferred shares of AI Square Inc. |
| 2012-02-01 |
Established Global IoT Technology Ventures Inc. to discover and nurture IoT ventures domestically and internationally. |
| 2012-08-01 |
B&B Co., Ltd. established a subsidiary in Shanghai. |
| 2012-08 |
The consolidated subsidiary B.B.F. Co., Ltd. made Okinawa Cable Network Co., Ltd. a subsidiary. |
| 2012-09-01 |
Moved headquarters to Uchi-Kōkō-cho, Chiyoda-ku, Tokyo. |
| 2012-09 |
Moved headquarters to 1-3-2 Uchiokochō, Chiyoda-ku, Tokyo. |
| 2012-12-01 |
Absorbed and merged with Branch Out Design Co., Ltd. and Branch Out Co., Ltd. |
| 2012-12 |
Branch Out Design Inc. and Branch Out Inc. carried out a consolidation merger among consolidated subsidiaries, resulting in Branch Out Inc. |
| 2013-04-01 |
Implemented a stock split (splitting one share into 500 shares). |
| 2013-04 |
Adopted a unit share system and implemented a stock split (splitting one ordinary share into 500 shares). |
| 2013-08-01 |
Started a solar power generation business in Bofu City, Yamaguchi Prefecture. |
| 2013-08-01 |
Acquired the virtualization cloud hosting business from IT Core Inc. |
| 2013-08-01 |
Established Lyudia Inc. to provide solutions for payment service providers. |
| 2013-08 |
Established Lyudia Inc. to provide solutions for settlement service providers. |
| 2013-08 |
Started a solar power generation business in Bofu City, Yamaguchi Prefecture. |
| 2013-08 |
Acquired the virtualization cloud hosting business from IT Core Inc. |
| 2014-06-01 |
First domestic company to obtain the STAR certification for cloud security. |
| 2014-06 |
First domestic company to obtain the STAR certification under the cloud security certification system. |
| 2015-02-01 |
Started a solar power generation business in Minakami Town, Tendō District, Gunma Prefecture. |
| 2015-03-01 |
Established BBTOWER SAN DIEGO INC. in San Diego, California, USA. |
| 2015-03 |
Invested in EverySense, Inc., USA, to enter the IoT (Internet of Things) business. |
| 2015-04-01 |
Opened the 'Site 5' in Koto Ward, Tokyo. |
| 2015-04 |
Opened 'Site 5' in Koto-ku, Tokyo. |
| 2015-06-01 |
Issued the 9th series of new stock warrants with a price adjustment clause through a third-party allotment. |
| 2015-06 |
Issued the 9th series of stock options with a price adjustment clause for third‑party allotment (with exercise and suspension provisions). |
| 2015-10 |
Established BBTOWER SAN DIEGO INC. in San Diego, California, USA as an overseas base for the IoT business. |
| 2015-12 |
Established AI Square Inc. to develop next‑generation artificial intelligence solution business. |
| 2016-03-01 |
Started the third solar power generation site in Nikkō City, Tochigi Prefecture. |
| 2016-03 |
Commenced the third solar power generation project in Nikko City, Tochigi Prefecture. |
| 2016-04-01 |
Transferred a portion of Lyudia Inc.'s shares to France's Ingenico Group S.A. |
| 2016-04 |
Transferred a portion of shares of subsidiary Lyudia Inc. to France’s Ingenico Group S.A.; post‑transfer ownership stake is 30%. |
| 2016-10-01 |
Consolidated subsidiary AI Square Co., Ltd. began operating a next-generation contact center. |
| 2016-10 |
Subsidiary AI Square Inc. commenced operation of a next‑generation contact center. |
| 2017-03-01 |
Established the Global IoT Tech No.1 Investment Partnership. |
| 2017-03 |
Subsidiary Lyudia Inc., subject to equity method, changed its name to Ingenico Japan Inc. |
| 2017-06-01 |
Transferred a portion of B&B F Inc.'s shares to Hit Communication Inc. |
| 2017-06 |
Transferred a portion of shares of subsidiary BBF Inc. to Hitomi Communications Inc.; post‑transfer ownership stake is 23.5%. |
| 2017-10-01 |
Made Japan Cable Cast Co., Ltd. a subsidiary. |
| 2017-10-01 |
Established IoT Square Inc. |
| 2017-10 |
Made Japan Cable Cast Inc. a subsidiary; ownership stake is 50.4%. |
| 2017-10 |
Established IoT Square Inc., a company providing services utilizing IoT. |
| 2018-01-01 |
Opened the 'New Otemachi Site' in Chiyoda Ward, Tokyo. |
| 2018-01 |
Opened the 'Shin-Otemachi Site' in Chiyoda-ku, Tokyo. |
| 2018-06-01 |
Transferred solar equipment in Bofu City, Yamaguchi Prefecture. |
| 2018-06 |
Due to the transfer of shares of Ingenico Japan Inc., the company fell outside the equity method scope. |
| 2018-07-01 |
Transferred all shares held by B&B F Inc. |
| 2018-10 |
Transferred solar equipment located in Bofu City, Yamaguchi Prefecture. |
| 2018-10 |
Subsidiary Japan Cable Cast Inc. made Okinawa Cable Network Inc. a subsidiary. |
| 2019-01-01 |
Made TSS Link Inc. a wholly-owned subsidiary. |
| 2019-01-01 |
Transferred all shares of IoT Square Inc. and exited from the consolidated subsidiary. |
| 2019-01 |
Made TSS Link Inc. a wholly owned subsidiary. |
| 2019-01 |
Transferred all shares of IoT Square Inc., causing the company to exit the consolidated group. |
| 2019-08-01 |
Completion of Phase 2 construction at Shin-Otemachi Site. |
| 2019-08 |
Completed Phase 2 construction of the Shin-Otemachi Site. |
| 2020-12-01 |
Decision to dissolve consolidated subsidiary BBTOWER SAN DIEGO INC. |
| 2020-12 |
Decided to dissolve subsidiary BBTOWER SAN DIEGO INC. |
| 2021-06-01 |
Conclusion of capital and business alliance agreement and issuance of new shares. |
| 2021-06 |
Transferred a portion of shares of subsidiary Lyudia Inc. to France’s Ingenico Group S.A.; post‑transfer ownership stake is 30%. |
| 2021-08-01 |
Obtained 'DX Certification' under the Ministry of Economy, Trade and Industry's 'DX Certification System'. |
| 2021-08 |
Established GiTV Fund II Investment, L.P. |
| 2021-12-01 |
Partial transfer of shares of AI Square Inc. |
| 2021-12 |
Concluded a capital and business alliance agreement and issued new shares and the 11th series of new share warrants through a third-party allocation. |
| 2021-12 |
Made Mobile Internet Capital Co., Ltd. a related company subject to the equity method. |
| 2021-12 |
Obtained "DX Certification" under the Ministry of Economy, Trade and Industry's "DX Certification System." |
| 2022-04-01 |
Transitioned to the Standard market due to a review of market classifications by the Tokyo Stock Exchange. |
| 2022-04 |
Transitioned from JASDAQ (Standard) to the Standard market following a review of market classifications by the Tokyo Stock Exchange. |
| 2022-10-01 |
Partially transferred shares of Okinawa Cable Network Co., Ltd. and made it an equity-method affiliate. |
| 2022-10 |
Transferred a portion of shares in Okinawa Cable Network Co., Ltd., converting the company from a consolidated subsidiary to an equity-method related company. |
| 2023-05-01 |
Signed a basic agreement on establishing a 100% renewable energy data center business in Ishikari City, Hokkaido. |
| 2023-05 |
Signed a basic agreement with LLC Ishikari Renewable Energy Data Center No.1 regarding the commercialization of a data center operated at 100% renewable energy in Ishikari City, Hokkaido. |
| 2023-11-01 |
Signed a lease agreement and memorandum of understanding regarding renewable energy power supply with Ishikari Renewable Energy Data Center No.1. |
| 2023-11 |
Entered into a lease agreement and a memorandum of understanding regarding renewable energy power supply with Ishikari Renewable Energy Data Center No.1. |
| 2024-10-01 |
c9 Flex Service V Series / N Series obtained ISO/IEC 27017 certification, an international standard for cloud security. |
| 2024-10 |
c9 Flex Service V Series / N Series obtained ISO/IEC 27017 certification, an international standard for cloud security. |
| 2025-11-01 |
Signed a lease agreement and memorandum of understanding regarding renewable energy power supply with Ishikari Renewable Energy Data Center No.1. |
| 2025-11 |
Entered into a lease agreement and a memorandum of understanding regarding renewable energy power supply with Ishikari Renewable Energy Data Center No.1. |
