We would like to express our deepest sympathies to all those affected by the Great East Japan Earthquake. We also pray for the earliest possible recovery. 14.02.17 Job information page　update 13.10.23 Introduction results page　update 2012 introduction results have been added. 13.09.19 Notice of discontinuation of folding door sales 13.08.19 Job information page　update 13.03.01 The maritime division transferred its business to Oneward Co., Ltd. on March 1, 2013 . 13.02.01 Greetings about the change and appointment of our representative director 12.08.23 Product information page / option page　update You can now download the product catalog (PDF) . 12.06.26 Introduction results page　update 2011 introduction results have been added. 12.05.02 Optional items [Various hardware and parts] Page　update 12.04.09 　Added "What is a door for evacuation?" To the technical information [Specific fire prevention equipment] page 11.12.06 Technical information [Condensation calculation technical data] Page　added 11.09.22 Introduction results page　update 2010 introduction results have been added. 11.01.05 The new head office building, which has been under construction for some time, has been completed and relocated. Old office building: 2-5-12 Kusune, Higashi-Osaka City, Osaka Prefecture ↓ New office building : 3-1-12 Kusune, Higashi-Osaka City, Osaka Prefecture 09.07.30 We have signed a Kyushu exclusive agency contract with Takaina Cold Heat Co., Ltd.! Click here for HP http://www.takainereinetsu.co.jp 08.12.10 Optional items [Various hardware and parts] Page　update 08.06.24 Construction information [Repair work] Page　update Company profile page　update 08.01.11 Product Information [Air Tight Door] Page　Added Technical Information [Specific Fire Protection Equipment] Page　Added 07.12.03 Product Information [Fireproof / Heatproof Door] Page Update Technical Information [Surface Material / Surface Treatment] Page Update 07.07.24 Construction related page update 07.06.29 Construction related page update 07.05.10 Dock shelter overslider update 07.04.12 We received a grade evaluation of 80 points in the large-scale low-temperature warehouse renovation work at Osaka City Central Wholesale Market. It was developed for the purpose of maintaining a clean space. It can be used in various spaces such as precision equipment manufacturing factories, operating rooms, medical sites, and food manufacturing factories. Air tight door (electric) Air tight door (manual) Supports a wide range of industrial fields, from food processing factories to distribution warehouses and precision machinery factories. We accurately grasp the needs of the times and propose the ideal space to our customers. Electric single sliding door Fireproof and heatproof door for land Dock shelter overslider Electric double sliding door Kannon door Heat insulation work repair work We have built an integrated system from planning to design, manufacturing, construction, and after-sales service. We provide high-quality manufacturing speedily and at low cost by providing solid support from request to delivery. After-sales follow-up Ecology Made-to-order Installment sales Drive 3 year warranty Headquarters 〒557-0006 3-1-12 Kusune, Higashi-Osaka-shi, Osaka TEL 06-6747-3993 FAX 06-6747-3983 Factory 〒577-0006 3-1-12 Kusune, Higashi-Osaka-shi, Osaka Kanto Branch 2-7-41 Komaoka, Tsurumi-ku, Yokohama-shi, Osaka 230-0071 TEL: 045-571-6654 FAX: 045-571-6690