Otsuna Shoun Co., Ltd. has been in business for 50 years. Based on our abundant know-how over many years, we can carry out integrated work with transportation, ironwork, construction and mobility. By doing this, we work reasonably, reduce costs, offer low prices, and strive to meet the needs of our customers. Land, sea, aviation Bridge, plant, steel frame construction Bridges, steel frames, plant production Achieves high quality and low price with our unique technology Effective use of land in parking lot + storage space Lightweight, tough, quick delivery LS body production 5-3-1 Shinkitajima, Suminoe-ku, Osaka phone: (06) 6685-8411 (Representative) FAX: (06) 6685-8781 E-MAIL: