Notice N-deck 100 size manufacturing equipment will be installed at the Kumagaya factory. ( PDF document: 56KB ) -2014/12/11 NEW! The J-slit dam (transmissive sabo dam) was introduced in the MBS Mainichi Broadcasting News program "VOICE". -2014/09/11 NEW! The bathtub catalog has been updated to the 2014 version. -2014/04/08 We have added a new lineup of safety guard pipes. -2014/04/01 "Notice Concerning Dissolution of Subsidiary" ( PDF document: 55KB) -2014/02/18 New products (soundproof products, glass translucent sound insulation boards) have been posted. (Design / patent pending) -2013/12/24 New product "JT3", a fall prevention fence that can be used for free gradient planes, has been posted (patent / design pending). -2013/10/15 A protective fence for bridges has been added to bridge products. -2013/7/30 New products (wire rope type guard fence for median strip, guard fence for V-GP type bridge, guard fence for K-GP type bridge) have been posted. -2013/5/31 Links｜Electronic Announcement｜Site Map｜Privacy Policy｜Site Policy

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