| 1977-08 |
Established Tokyo Flex Industrial Co., Ltd. with a capital of 10 million yen in Higashimino, Suginami-ku, Tokyo, for the purpose of manufacturing and selling flexible pipe fittings. |
| 1977-08 |
Established Tokyo Flex Industrial Co., Ltd. with a capital of 10 million yen in Kata Minami, Suginami-ku, Tokyo, to manufacture and sell flexible couplings. |
| 1988-03 |
Established Tianjin Tianfu Soft Tube Industrial Co., Ltd. in Tianjin, China, through a merger with a Chinese investment company, for the purpose of manufacturing and selling flexible pipe fittings. |
| 1991-04 |
Moved headquarters to Inai-cho, Funabashi City, Chiba Prefecture. |
| 1991-04 |
To integrate manufacturing and sales, absorbed subsidiaries Tokyo Flex East Japan Co., Ltd., Tokyo Flex West Japan Co., Ltd., Tokyo Flex Chubu Co., Ltd., and TEF Clean Co., Ltd., and changed the company name from Tokyo Flex Industrial Co., Ltd. to Tokyo Flex Co., Ltd. |
| 1991-04 |
To integrate manufacturing and sales, absorbed subsidiaries Tokyo Flex East Japan Co., Ltd., Tokyo Flex West Japan Co., Ltd., Tokyo Flex Central Japan Co., Ltd., and TF Clean Co., Ltd., and changed the corporate name from Tokyo Flex Industrial Co., Ltd. to Tokyo Flex Co., Ltd. |
| 1993-03 |
Moved headquarters to Katsushika-cho, Funabashi City, Chiba Prefecture. |
| 1994-11 |
Established local subsidiary TF (VIETNAM) Co., Ltd. in Ho Chi Minh City, Vietnam, for the purpose of manufacturing and selling flexible pipe fittings. |
| 1995-12 |
Established TF Care Co., Ltd. (now Space Care Co., Ltd.) in Funabashi City, Chiba Prefecture, and transferred the Silver Care Project from our company. |
| 1996-04 |
Changed the company name from Tokyo Flex Co., Ltd. to TechnoFlex Co., Ltd. (hereafter referred to as the former TechnoFlex Co., Ltd. I). |
| 1996-04 |
The company name was changed from Tokyo Flex Co., Ltd. to Techno Flex Co., Ltd. (hereinafter referred to as the former Techno Flex Co., Ltd. I). |
| 2000-10 |
Acquired shares of Tokyo Spiral Pipe Manufacturing Co., Ltd. for the purpose of manufacturing and selling expandable pipe fittings, and made it a subsidiary. |
| 2001-10 |
Established Techno Split Preparation Co., Ltd. for the purpose of corporate split. |
| 2001-12 |
Acquired shares of Toyo Spiral Pipe Industrial Co., Ltd. and Asaba Industrial Co., Ltd. for the purpose of manufacturing and selling expandable pipe fittings, and made them subsidiaries. |
| 2001-12 |
Acquired shares of Toyo Spiral Pipe Industrial Co., Ltd. and Asaba Industrial Co., Ltd. to manufacture and sell telescopic pipe couplings, becoming subsidiaries. |
| 2002-01 |
As part of the group business reorganization, split the asset management and business divisions, transferred the business division from the former TechnoFlex Co., Ltd. I to Techno Split Preparation Co., Ltd., changed the former TechnoFlex Co., Ltd. I's company name to Techno Holdings Co., Ltd., and changed Techno Split Preparation Co., Ltd.'s company name to TechnoFlex Co., Ltd. (hereafter referred to as the former TechnoFlex Co., Ltd. II). |
| 2002-01 |
As part of the group business restructuring, the asset management division and the business division were split; the business division was transferred from the former Techno Flex Co., Ltd. I to Techno Split Preparation Co., Ltd., the former Techno Flex Co., Ltd. I was renamed to Techno Holdings Co., Ltd., and Techno Split Preparation Co., Ltd. was renamed to Techno Flex Co., Ltd. |
| 2002-12 |
For management efficiency, absorbed subsidiaries Tokyo Spiral Pipe Manufacturing Co., Ltd. and Toyo Spiral Pipe Industrial Co., Ltd. |
| 2003-01 |
Moved headquarters to Irifune, Chuo-ku, Tokyo, and changed the former TechnoFlex Co., Ltd. II's company name to TechnoFlex-Tora Co., Ltd. |
| 2003-01 |
The headquarters was moved to Irifune, Chuo-ku, Tokyo, and the former Techno Flex Co., Ltd. II was renamed to Techno Flex Tora Co., Ltd. |
| 2003-08 |
Established Tianfu Vacuum Equipment Soft Tube (Shanghai) Co., Ltd. in Shanghai, China, for the purpose of manufacturing and selling semiconductor pipe fittings. |
| 2004-02 |
Acquired a stake in Nakano Manufacturing Co., Ltd. (formerly Nakano Manufacturing Co., Ltd.) to incorporate water pipe cutting technology, becoming a subsidiary. |
| 2004-02 |
Acquired a stake in Nakano Manufacturing Co., Ltd. (now Nakano Manufacturing Co., Ltd.) to incorporate water pipe cutting technology, becoming a subsidiary. |
| 2009-01 |
Changed the corporate name of TechnoFlex-Tora Co., Ltd. to TechnoFlex Co., Ltd. |
| 2009-09 |
Acquired shares of Disaster Prevention Planning Co., Ltd. to promote an integrated manufacturing system for flexible couplings, becoming a subsidiary. |
| 2011-08 |
Moved headquarters to Kurae, Taito-ku, Tokyo. |
| 2012-01 |
For organizational rationalization, absorbed Techno Holdings Co., Ltd. into TechnoFlex Co., Ltd., making Techno Holdings a dissolved company. |
| 2012-01 |
To streamline the organization, Techno Flex Co., Ltd. was the surviving company and Techno Holdings Co., Ltd. was the absorbed company in a merger. |
| 2013-03 |
Acquired shares of Tube Forming Co., Ltd. to obtain metal plastic processing technology, becoming a subsidiary. |
| 2014-03 |
Established AquaReserve Co., Ltd. to manufacture and sell water supply pipe systems with storage capability. |
| 2014-03 |
Established TF Engineering Co., Ltd. to design, manufacture, and sell fire protection piping. |
| 2016-08 |
Established AquaReserve Sales Co., Ltd. to primarily retail water supply pipe systems with storage capability. |
| 2017-02 |
Acquired shares of Nitox Co., Ltd. to promote an integrated manufacturing system for flexible couplings, becoming a subsidiary. |
| 2017-06 |
For operational efficiency, AquaReserve Co., Ltd. absorbed AquaReserve Sales Co., Ltd. |
| 2018-01 |
For operational efficiency, TF Engineering Co., Ltd. absorbed Disaster Prevention Planning Co., Ltd. |
| 2019-12 |
Listed shares on the Tokyo Stock Exchange Second Section. |
| 2022-04 |
To strengthen sales of water supply pipe systems with storage capability, TechnoFlex Co., Ltd. absorbed AquaReserve Co., Ltd. |
| 2022-04 |
Due to a review of the Tokyo Stock Exchange market classification, moved from the Second Section to the Standard Market. |
| 2023-07 |
Acquired 100% of shares of Tianjin Tianfu Rubber Pipe Industrial Co., Ltd., making it a wholly-owned subsidiary. |
