Description Authentic mid-Showa Japanese enamel warning sign reading 「無断入場御断り」 (No Unauthorized Entry) — a genuine industrial / commercial premises sign from approximately 1950s–1970s. Made in classic cobalt blue with white hand-brushed kanji, fired enamel on heavy steel plate. Original hanging holes top and bottom. The reverse side is plain enamel-coated black. These signs were used at factories, workshops, and restricted back entrances in postwar Japan — ideal for collectors of industrial design, Japanese Showa-era graphics, or interior decorators seeking real vintage character. • Material: enamel over steel • Dimensions: approx. 30 cm (H) × 9 cm (W) • Original Japanese text: 無断入場御断り = No Unauthorized Entry • Genuine patina, light edge wear consistent with age • True vintage — not a modern replica Popular related search keywords Japan Showa Enamel Warning Factory Industrial Sign Vintage Retro Security Display Collectible Wabisabi Interior Garage Bar - [ ] 【Important Information】 - [ ] ・International customers are responsible for any import duties, taxes, and fees not included in the item price or shipping costs. Please note that the VAT paid to Catawiki is separate from and does not include your country's import duties or customs clearance fees. Additional charges may be levied upon delivery at the discretion of your local customs authorities. We strongly advise checking with your country's customs office regarding these potential additional costs before bidding or purchasing. Prompt payment of these charges ensures timely delivery. - [ ] ・Delivery Details: Most items are shipped via Japan Post (airmail). Upon request, delivery via DHL or FedEx can be arranged at an additional cost. - [ ] ・Damage or Issues: Should you receive a damaged item, please contact us immediately before leaving a negative review. We appreciate your understanding and cooperation. For damage claims, please report to your nearest post office within 7 days of delivery. Please also promptly contact us and Catawiki Support. - [ ] ・Due to the suspension of the “de minimis” exemption in the United States, import duties may be higher for shipments to the US. US bidders should be aware of this. As EMS shipments to the US are currently suspended, we will ship via DHL. Shipping costs will be higher than before; we appreciate your understanding.