This is a vintage Japanese enamel advertising sign produced by Yanmar Noki Co., Ltd. (Yanmar Agricultural Machinery), a major Japanese manufacturer of agricultural equipment. [Sign Content] The sign features three distinct sections: - Upper section (green ground, white lettering): "ヤンマー ディーゼル トラクタ" (Yanmar Diesel Tractor) - Centre section: The iconic Yanmar mascot characters "Yan-bo" and "Ma-bo" — two cartoon children wearing "Y" and "M" jerseys — alongside the slogan "人手はぶいてよい米づくり" ("Good rice cultivation with less manual labour") - Lower section (red ground, white lettering): "ヤンマー農機株式会社" (Yanmar Agricultural Machinery Co., Ltd.) [Construction] Double-sided enamel on steel plate with a white metal frame. Four mounting holes at corners. Manufacturer's stamp "MSC2" on reverse. [Size & Weight] 45 × 29.5 cm (H × W), depth approx. 1 cm. Weight: 562 g. [Condition] Overall condition is good with vivid colours and well-preserved enamel surfaces. Minor rust spotting is present on the white metal border at all four corners; the enamel face itself shows no chips, cracks, or significant surface loss. The reverse is clean with light surface oxidation. [Historical Note] Yanmar Noki Co., Ltd. was the agricultural equipment division of Yanmar. The company name "ヤンマー農機株式会社" was in use from the 1960s until it was reorganised under Yanmar Co., Ltd. in the 1980s, placing this sign in the circa 1960s–1970s period. The mascot characters Yan-bo and Ma-bo were introduced in the early 1960s and became widely recognised symbols of Yanmar's agricultural machinery. [Shipping] This item will be securely packed and dispatched with tracking and insurance. Delivery to Europe typically takes 3–4 weeks. *This listing description was created with AI assistance. All factual details have been verified by the seller.*