株式会社トーアミ


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HISTORY Corporate History

1887

Founded Kitagawa Wire Mesh Factory in Shijonawate, Osaka.

1940

Established Toyo Wire Mesh Co., Ltd.

1950

Developed and installed a multi-electrode electric resistance welding machine

1963

Developed and installed a wire mesh welding machine for wired glass

1970

Expanded into Okayama (current Chugoku Division) as Chugoku Toyo Wire Mesh Co., Ltd.

1972

Established the Fukuoka Factory in Kasuya, Fukuoka.

1974

Relocated the Fukuoka Factory to the Iizuka Industrial Park and established Kyushu Toyo Wire Mesh Co., Ltd. (current Kitakyushu Division).

1979

Opened the Headquarters Plant No. 2 in Ikoma, Nara (current Nara Plant No. 1).

1980

Transferred the engineering department to Toyo Giken Kogyo Co., Ltd. to strengthen the independent machinery manufacturing division.

Opened the Chubu Factory in Nukata, Aichi.

1984

Established Chubu Toyo Wire Mesh Co., Ltd. (current Aichi Plant No. 1 & No. 2).

1985

Launched sales of "TSK Hoop," a closed-welded shear reinforcement.

1988

Opened Toyo Giken Kogyo Miyazaki Factory.

Developed and launched "Mesh Fencing" and "C-Panel" (multi-purpose building material).

1990

Opened Kyushu Toyo Wire Mesh Miyakonojo Factory (current Minami-Kyushu Division).

1992

Chugoku Toyo Wire Mesh Co., Ltd., Kyushu Toyo Wire Mesh Co., Ltd., Chubu Toyo Wire Mesh Co., Ltd., and Toyo Giken Kogyo Co., Ltd. were merged, and the company was renamed TOAMI CORPORATION. Concurrently, the organization was restructured into five Regional Headquarters: Chugoku, Kitakyushu, Minami-Kyushu, Chubu, and Giken (Engineering).

Commenced production and sales of 'Happy Base,' a prefabricated rebar unit for residential foundations.

1993

Opened Okayama Plant No. 2 under the Chugoku Regional Headquarters (currently the Okayama Plant No. 2 of the Chugoku Division).

1995

Listed on the Second Section of the Osaka Securities Exchange.

1997

Acquired the business of Y.S.K. Co., Ltd. (Inba District, Chiba) and established the Kanto Division Headquarters and Chiba Factory.

2000

Acquired the land adjacent to the Chiba Factory from Edogawa Seisen Co., Ltd. to expand the facility.

Commenced production and sales of 'Inoshishi-kun,' a specialized wire mesh fencing designed to prevent intrusion by wild animals.

2001

Reorganized the Regional Headquarters into Divisions.

2002

Commenced production and sales of closed-welded shear reinforcement, spiral hoop reinforcement, and high-strength shear reinforcement 'Riverbon 785

Acquired all shares of Sumikura Steel Co., Ltd. (Kitakyushu, Fukuoka) to make it a wholly-owned subsidiary.

2005

Opened Aichi Plant No. 3 in Okazaki City, Aichi Prefecture, as a dedicated facility for the production of shear reinforcement.

2008

Integrated the Giken (Engineering) Division into the Minami-Kyushu Division and established the Research and Development (R&D) Department within the same division.

Opened Nara Plant No. 2 in Ikoma City, Nara Prefecture, as a dedicated factory for shear reinforcement.

Sumikura Steel Co., Ltd. acquired the business of Sumikin Seiko Co., Ltd.’s Kokura Plant."

2011

Commenced production and sales of high-strength shear reinforcement 'Sumihoop'.

2012

Commenced production and sales of high-strength shear reinforcement 'Power Ring 785'.

Obtained a Construction Business License(奈良県知事許可(般-24)第16229号)

2013

Listed on the Second Section of the Tokyo Stock Exchange following the merger between the Tokyo Stock Exchange and the Osaka Securities Exchange.

2015

Established SMC TOAMI Limited Liability Company in the Socialist Republic of Vietnam as a joint venture with Hanwa Co., Ltd. and SMC Trading Investment JSC.

2016

Commenced production and sales of high-strength shear reinforcement 'GTS Hoop'.

Commenced production and sales of high-strength shear reinforcement 'Power Ring 685'.

Constructed and relocated to a new factory for SMC TOAMI LLC in Ba Ria-Vung Tau Province, the Socialist Republic of Vietnam.

2017

Transitioned from a Company with a Board of Corporate Auditors to a Company with an Audit and Supervisory Committee.

2019

Jointly developed and commenced sales of 'Cross Spacer,' a specialized spacer designed for the installation of welded wire mesh.

2020

Commenced production and sales of high-strength shear reinforcement 'Ark Hoop 785'."

2021

Acquired 50% of the shares of Watanabe Kensetsu Co., Ltd. (Hamamatsu City, Shizuoka Prefecture), making it an equity-method affiliate, and formally entered the construction industry."

Established the Kitakyushu Liaison Office of the same company in Kitakyushu City, Fukuoka Prefecture.

2022

Acquired an additional 30% of the shares of Watanabe Kensetsu Co., Ltd., making it a consolidated subsidiary.

Transitioned to the Standard Market following the restructuring of the Tokyo Stock Exchange's market segments."

Constructed a new factory in Okazaki City, Aichi Prefecture, and opened it as the Aichi Plant under the Chubu Division.

2023

Acquired 85.1% of the shares of FD Techno Kyushu Co., Ltd. (Miyawaka City, Fukuoka Prefecture) from Marubeni-Itochu Sumisho Techno Steel Inc., making it a consolidated subsidiary and renaming it FD Techno Co., Ltd.

2024

Acquired 99% of the shares of Nakajyo Komuten Co., Ltd. (Nakama City, Fukuoka Prefecture) through the acquisition of shares in Endeavour United Partners 18 Co., Ltd., making it a consolidated subsidiary.

Established a three-block organizational structure consisting of the Eastern, Western, and Kyushu Blocks across the group's business offices to strengthen collaboration among Toami Group companies.

2025

Opened the Kansai Liaison Office of Watanabe Kensetsu Co., Ltd. in Shijonawate City, Osaka Prefecture.

Watanabe Kensetsu Co., Ltd. acquired 100% of the shares of Kitauchi Yugu Co., Ltd. (Hamamatsu City, Shizuoka Prefecture), completed an absorption-type merger, and reorganized it as the Ono Workshop.

FD Techno Co., Ltd. opened the Kanto Plant in Shiroi City, Chiba Prefecture, and commenced production.

Acquired 99% of the shares of Erde Co., Ltd. (Makinohara City, Shizuoka Prefecture), making it a consolidated subsidiary.

Established the Toami Group Kyushu Block Headquarters in Kitakyushu City, Fukuoka Prefecture.

Established TOAMI VIETNAM LLC in the Socialist Republic of Vietnam and transferred the data entry and logistics operations from SMC TOAMI LLC.