An authentic vintage Japanese double-sided enamel advertising sign for Marugo (丸五), one of Japan’s best-known manufacturers of tabi footwear and rubber boots. The sign prominently features the iconic red “5” logo together with the Japanese text: * 地下タビ (Jika-tabi) * 運動靴 (Athletic shoes) * ゴム長靴 (Rubber boots) * 丸五足袋特約店 (Authorized Marugo Tabi Dealer) Produced from heavy-gauge enameled steel, this original Showa-era sign displays outstanding mid-century Japanese commercial design with its vivid blue background, crisp white lettering, and striking red logo. Both sides exhibit genuine age-related patina including enamel wear, scratches, rust, edge wear, and weathering acquired through decades of outdoor display. These authentic signs of use enhance its decorative appeal and collectible value. A superb addition to collections of Japanese enamel advertising signs, workwear memorabilia, industrial décor, vintage shop displays, and Showa-era antiques. Condition * Original vintage condition * Double-sided enamel sign * Heavy steel construction * Rust, enamel loss, scratches, stains, and edge wear consistent with age * Mounting holes and edge wear from long-term use * Please examine all photographs carefully as they form part of the description. Dimensions * Width: 45.5 cm * Height: 30 cm Estimated Period 1950s–1970s