Made to Order Japanese Knives with Custom Handle that Fits Your Hand and Your Cooking Style. A most meaningful and rare bespoke gift for professional chefs and home cooks alike. We are offering handmade Japanese knives by Otsuka Hamaonokaji. Made in the mountains of the Tottori Prefecture, Japan, Otsuka San’s knives feature unparalleled craftsmanship. A third generation blacksmith–who has a waiting list by chefs in Japan, Italy and France–his knives aren’t easy to come by and he has graciously extended his blacksmithing to our customers.