Product Introduction This product is from a well-known manufacturer of pressure cookers and cooking utensils. Officially known as "Asahi Keikinzoku Kogyo Co., Ltd.", it is a Japanese manufacturer headquartered in Osaka. I purchased it from Sapporo Todock 2-3 years ago and have used it several times. Features: High-quality aluminum alloy cookware, primarily sold directly (through TV shopping, official website, catalogs, etc.) Famous for brands like "All-Pan" and "Zero-Vitality Nabe" Uses: Popular as a dedicated cooking utensil that can be used inside a fish grill, it is a versatile item that can bake not only grilled fish, but also gratins, roasts, and even bread. Purchase Date: Purchased from Sapporo Todock 3 years ago. There are almost no scratches or stains. The photos and description are all there is. Please review and I look forward to your purchase.