An authentic vintage Japanese double-sided enamel advertising sign promoting Nissan Maruko Fertilizer (日産丸紅), produced by Nissan Chemical. The sign features a striking blue background with bold yellow lettering and the distinctive red star emblem containing the letter “M”, representing the Maruko fertilizer brand. Its simple yet powerful graphic design is a classic example of post-war Japanese agricultural advertising. The text reads: * 完全飼料 (Complete Feed) * 日産丸紅 (Nissan Maruko) Originally displayed at agricultural cooperatives, feed suppliers, and rural merchants throughout Japan, this sign reflects the country’s rapid agricultural modernization during the mid-20th century. The vivid colors remain highly attractive, while minor wear and patina contribute to its authentic vintage character. Double-sided enamel signs from Japanese agricultural and chemical companies have become increasingly sought after among collectors of industrial advertising and rural Japanese memorabilia. Dimensions: * 37.30 × 37.30 cm Condition: * Original vintage condition * Double-sided enamel sign * Minor scratches and surface wear * Light edge wear consistent with age * Strong color retention and gloss * Mounting holes present An excellent collector’s piece combining Japanese industrial history, agricultural heritage, and timeless enamel sign design. Keywords Enamel Sign Advertising Vintage Agriculture Feed Fertilizer Chemical Industrial Japanese Retro Porcelain Metal Collectible Farm Display Graphic Midcentury Nostalgia