Developed the epoxy resin-based adhesive and lining material 'Showbond' for civil engineering and architecture.
Moved headquarters to Chiyoda-ku, Tokyo. Commenced manufacturing, sales, and installation of 'Showbond'.
Changed the company name to 'Showbond Co., Ltd.'.
Established a technology research institute in Kawaguchi City.
Developed the Strub coupling at Strub AG in Switzerland.
Separated the manufacturing and sales of synthetic resin adhesives from Showbond Co., Ltd., establishing 'Showbond Chemical Co., Ltd.' as an independent entity.
Established 'Showwa Materials Co., Ltd.', specializing in procurement of raw materials and various supplies.
Established 'Showbond Equipment Co., Ltd.' and began selling Swiss-made pipe fittings 'Strub Coupling'.
'Showbond Chemical Co., Ltd.' opened a new factory in Kawagoe and moved its headquarters to Kawagoe City, Saitama Prefecture.
Renamed 'Showbond Equipment Co., Ltd.' to 'Showbond Coupling Co., Ltd.'.
'Showbond Coupling Co., Ltd.' obtained exclusive rights to manufacture and sell the pipe fitting 'Strub Coupling'.
Renamed 'Showwa Materials Co., Ltd.' to 'Showbond Trading Co., Ltd.'.
'Showbond Coupling Co., Ltd.' merged into 'Showbond Trading Co., Ltd.'.
'Showbond Trading Co., Ltd.' was integrated into 'Showbond Chemical Co., Ltd.'.
'Showbond Coupling Co., Ltd.', which handles manufacturing and sales of pipe fittings, became independent from 'Showbond Chemical Co., Ltd.'.
'Showbond Coupling Co., Ltd.', which handles manufacturing and sales of pipe fittings, became independent from 'Showbond Chemical Co., Ltd.'.
Obtained ISO 9001:1994 Quality Management System audit certification.
Opened the Misato factory in Misato City, Saitama Prefecture.
Obtained ISO 9001:1994 Quality Management System audit certification.
With the establishment of the holding company ShoBond Holdings Co., Ltd., ShoBond Chemical Co., Ltd. became its subsidiary.
With the establishment of the holding company ShoBond Holdings Co., Ltd., ShoBond Coupling Co., Ltd. became its subsidiary.
ShoBond Chemical Co., Ltd.'s Kawagoe factory was designated as the 'Colorful Country Factory' in Saitama Prefecture.
ShoBond Chemical Co., Ltd. and ShoBond Coupling Co., Ltd. merged to form ShoBond Material Co., Ltd.
Seismic performance evaluation test of Strab Coupling at the Disaster Prevention Science and Technology Research Institute.
Moved the Tokyo headquarters to 8-1 Nihonbashi Hakazaki-cho, Chuo-ku, Tokyo.
Yashio factory was completed. Moved operations from Misato factory to Yashio factory.
Shobond Material Co., Ltd. exhibited at the 58th Pipe and Equipment Expo held from October 21 to 23, 2026, at the Hamamatsucho Hall of the Tokyo Metropolitan Industrial Trade Center. At the exhibition booth, new products such as the copper pipe reducer set and the large-diameter clamp C-1000ES were introduced, and existing products such as the GX type and GVP plastic type were also displayed.