| Company name | Group | Parent | Subsidiary | Customer | Supplier | Alliance | Bank | Shareholder |
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| Nitox Co., Ltd. | ||||||||
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| Tianjin Tianfu Flexible Pipe Industry Co., Ltd. | ||||||||
| TF Engineering Co., Ltd. | ||||||||
| Aqua Reserve Co., Ltd. | ||||||||
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| 井住友銀行 | ||||||||
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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 fittings.
Established Tokyo Flex Industrial Co., Ltd. with a capital of 10 million yen in Fukunami, Suginami-ku, Tokyo, to manufacture and sell flexible fittings.
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 fittings.
Moved headquarters to Inai-cho, Funabashi City, Chiba Prefecture.
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.
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 corporate name from Tokyo Flex Industrial Co., Ltd. to Tokyo Flex Co., Ltd.
Moved headquarters to Katsushika-cho, Funabashi City, Chiba Prefecture.
Established local subsidiary TF(VIETNAM) CO., Ltd. in Ho Chi Minh City, Vietnam, for the purpose of manufacturing and selling flexible fittings.
Established TF Care Co., Ltd. (now Space Care Co., Ltd.) in Funabashi City, Chiba Prefecture, and transferred the Silver Care Project from our company.
Changed the company name from Tokyo Flex Co., Ltd. to TechnoFlex Co., Ltd. (hereafter referred to as the former TechnoFlex Co., Ltd. I).
The company name was changed from Tokyo Flex Co., Ltd. to Techno Flex Co., Ltd. (hereafter referred to as the former Techno Flex Co., Ltd. I).
The company name was changed from Tokyo Flex Co., Ltd. to Techno Flex Co., Ltd. (hereafter referred to as the former Techno Flex Co., Ltd. I).
Acquired shares of Tokyo Spiral Pipe Manufacturing Co., Ltd. for the purpose of manufacturing and selling flexible pipe fittings, and made it a subsidiary.
Established Techno Split Preparation Co., Ltd. for the purpose of corporate split.
Acquired shares of Toyo Spiral Pipe Industrial Co., Ltd. and Asaba Industrial Co., Ltd. for the purpose of manufacturing and selling flexible pipe fittings, and made them subsidiaries.
Acquired shares of Toyo Spiral Pipe Industrial Co., Ltd. and Asaba Industrial Co., Ltd. to manufacture and sell telescopic pipe fittings and made them subsidiaries.
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 name to TechnoFlex Co., Ltd. (hereafter referred to as the former TechnoFlex Co., Ltd. II).
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 company name of the former Techno Flex Co., Ltd. I was changed to Techno Holdings Co., Ltd.; and the company name of Techno Split Preparation Co., Ltd. was changed to Techno Flex Co., Ltd.
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 company name of the former Techno Flex Co., Ltd. I was changed to Techno Holdings Co., Ltd.; and the company name of Techno Split Preparation Co., Ltd. was changed to Techno Flex Co., Ltd. (hereafter referred to as the former Techno Flex Co., Ltd. II).
For management efficiency, absorbed consolidated subsidiaries Tokyo Spiral Pipe Manufacturing Co., Ltd. and Toyo Spiral Pipe Industrial Co., Ltd.
Moved headquarters to Irifune, Chuo-ku, Tokyo, and changed the former TechnoFlex Co., Ltd. II's company name to TechnoFlex-Tora Co., Ltd.
The headquarters was moved to Irifune, Chuo-ku, Tokyo, and the company name of the former Techno Flex Co., Ltd. II was changed to Techno Flex Tora Co., Ltd.
Established Tianfu Vacuum Equipment Soft Tube (Shanghai) Co., Ltd. in Shanghai, China, for the purpose of manufacturing and selling semiconductor pipe fittings.
Acquired a stake in Nakano Seisakusho Co., Ltd. (now Nakano Seisakusho Co., Ltd.) to acquire water pipe cutting technology and made it a subsidiary.
Acquired a stake in Nakano Seisakusho Co., Ltd. (now Nakano Seisakusho Co., Ltd.) to acquire water pipe cutting technology and made it a subsidiary.
Changed the corporate name of TechnoFlex-Tora Co., Ltd. to TechnoFlex Co., Ltd.
Acquired shares of Disaster Prevention Planning Co., Ltd. to promote an integrated manufacturing system for flexible fittings and made it a subsidiary.
Moved headquarters to Kuraamane, Taito-ku, Tokyo.
For organizational rationalization, absorbed TechnoFlex Co., Ltd. as the surviving company and merged Techno Holdings Co., Ltd. as a dissolved company.
In order to rationalize the organization, Techno Flex Co., Ltd. was the surviving company and Techno Holdings Co., Ltd. was the absorbed company in a merger.
Acquired shares of Tube Forming Co., Ltd. to acquire metal plastic processing technology and made it a subsidiary.
Established AquaReserve Co., Ltd. to manufacture and sell water supply pipe systems with storage capability.
Established TF Engineering Co., Ltd. to design, manufacture, and sell fire protection piping.
Established AquaReserve Sales Co., Ltd. to primarily retail water supply pipe systems with storage capability.
Acquired shares of Nitox Co., Ltd. to promote an integrated manufacturing system for flexible fittings and made it a subsidiary.
For operational efficiency, AquaReserve Co., Ltd. absorbed AquaReserve Sales Co., Ltd.
For operational efficiency, TF Engineering Co., Ltd. absorbed Disaster Prevention Planning Co., Ltd.
Listed shares on the Second Section of the Tokyo Stock Exchange.
To strengthen sales of water supply pipe systems with storage capability, TechnoFlex Co., Ltd. absorbed AquaReserve Co., Ltd.
Due to a review of market classifications, moved from the Second Section of the Tokyo Stock Exchange to the Standard Market.
Acquired 100% of Tianjin Tianfu Rubber Pipe Industrial Co., Ltd. and made it a wholly-owned subsidiary.
Rising costs for raw materials, energy, and logistics have increased manufacturing costs, so the company will revise the prices of some products. It says stable supply at current prices has become difficult and asks customers to accept the revisions. The company will continue improving technology and quality while seeking further cost reductions.
We have confirmed the safety of all employees at the Kumamoto plant, and there has been no significant damage to the factory building or production equipment. However, transportation of products and components may be delayed due to road conditions and disruptions in the logistics network around the disaster area, potentially affecting delivery schedules. For individual orders, we have advised customers to contact the sales representatives at their respective local offices.
It was announced that all employees at the company's Kumamoto factory, affected by the earthquake centered in Kumamoto Prefecture, are safe and there has been no major damage to the factory or equipment. Further updates on the situation will be provided later.
TechnoFlex Corporation will be closed for summer holidays from August 8 to 16, 2026.
TechnoFlex Corporation has concluded a technology transfer agreement regarding the water supply pipe with water storage function "Multi Aqua".
TechnoFlex Co., Ltd.'s Tohoku branch office relocated to Wakabayashi-ku, Sendai, Miyagi Prefecture on June 22, 2026.
Due to rising costs of raw materials and energy, we have decided to revise the selling prices of some products.
President Takashi Maeshima of TechnoFlex Corporation was interviewed in the 'Eyes on' segment of NHK's economic news corner 'O Biz,' sharing his impressions of record-high stock prices.
President Takegawa Maejima of TechnoFlex Inc. will appear on Hokkaido Broadcasting's TV program 'North Business Frontline'.
TechnoFlex Co., Ltd. announced that it will cease sales of the disaster prevention product "Multi Aqua" in 2026, citing sluggish market expansion and profitability issues.