Seki Edge NAGOMI Series Santoku Knife 180mm 8A 33-Layer Damascus Steel ■8A (AUS-8) Rust, the biggest weakness of knives. This knife uses stainless steel, a steel material that is resistant to rust. 8A (AUS-8) is a Japanese-made stainless steel, and is widely used in factory knives, cooking utensils, and medical instruments as a steel material that is easy to sharpen and handle. Because of its relatively low price, it is a popular knife that is easy to handle as an entry-level knife. ■33-Layer Damascus Steel By using a technique of repeatedly folding and forging the material like origami, sharpness, durability, and beauty are created. This 33-layer steel is neither too thin nor too thick, but just the right thickness, and it combines sharp sharpness with a strong blade. The hammered pattern (tsuchime) on the blade is beautiful, and the technique of hammering further enhances the sharpness. It also maintains its sharpness for a long time, so it is highly recommended for those who want a reasonably priced, sharp knife for home use and want to use it for a long time.