KOYN Japanese Restaurant in London's Mayfair is a trendy spot that offers a modern take on traditional Japanese cuisine. Led by Executive Chef Rhys Cattermoul, the menu showcases the essence of each ingredient with innovative twists while still honoring tradition. The stylish setting and attentive service make it a great choice for a special night out or a fancy business lunch. Don't miss their sashimi selection and signature cocktails for a truly memorable dining experience.