The skills master chefs wield in their imaginative use of seasonal ingredients and the spirit of hospitality they impart to delight their patrons are the treasures of Japan’s cuisine. Treasure hunter Shizuka Anderson visits some of the best restaurants in Tokyo to unearth the culinary delights hidden there.Enjoy the depth of Japanese cuisine at Kikunoi, a heritage, kaiseki haute cuisine restaurant. And, marvel at avant-garde sushi cuisine at Udatsu.