The knives are designed for culinary enthusiasts, professional chefs, and anyone who appreciates the artistry and functionality of Japanese kitchen knives. They are ideal for individuals who seek high-quality tools that embody Japanese culture and traditional craftsmanship. To use the knives, it is important to avoid cutting frozen food or chopping bones to prevent damage to the blade. Proper cleaning and maintenance, including handwashing, drying, and regular sharpening, will help preserve the knives' longevity and performance.