Japanese kitchen knives have a devoted following among prominent chefs around the world. These razor-sharp blades are works of art handcrafted by master artisans. KIE visits Sakai, a major knifesmithing center, and shares tips for cutting and slicing in ways that actually enhance the flavors and textures of food. We’ll disclose the best places to shop for knives and introduce renowned New York chefs who share their passion for these tools of their trade.