大和シヤッター株式会社 manufactures, installs, repairs and inspects heavy, fire, smoke and fire-resistant screen shutters and metal building closures. It holds 国土交通大臣認定 CAS-0306 for a steel single-leaf door and shutter composite fire-protection assembly under Building Standards Act Enforcement Order Art.112(14)(ii), which also covers its 危害防止装置付防煙シャッター for openings from 5 m to 12 m wide, plus CAS-0002, CAS-0173 and CAS-0258. It is a first-class Japan Shutter & Door Association member (JSDA-1007).