In the field of civil engineering and construction, Toyoken contributes to urban development and living in the area around Toyohashi City , Aichi Prefecture. Realize a comfortable space that is cool in summer and warm in winter with heat insulation! "Reflectix" An epoch-making remodeling method for repairing slate roofs of factories and warehouses Low-priced, quick-delivery, high-quality system architecture "yess architecture" Introducing examples of civil engineering work, environmental amenity work, public construction, etc. Introducing examples of houses, condominiums, stores, offices, hospitals, etc. We will contribute to the development of Higashi Mikawa by creating a comfortable urban environment such as roads, rivers, buildings, and public facilities. From natural homes to designer homes. Let alone houses, condominiums, stores, offices are also entrusted. Yubinbango440-0884 Toyohashi, Aichi Prefecture Daikokucho 98 TEL: 0532-54-6338 FAX: 0532-52-5777 Email: Infoattotoyo-ken.Com We have acquired ISO9001 : 2008 version. Copyright (c) 2006 TOYOKEN CO., LTD. All rights reserved.