Fishing type/fish species: Ishidai (striped beakfish), isoburi (rock fishing), boat Type: Fishing hooks Size: 12 Features: Handmade Tosa hand-forged hooks. Handmade. Tankichi Fishing Hooks has a tradition of over 240 years since its establishment in 1781 (Tenmei era), and manufactures fishing hooks specializing in the forging, hand-forging, and handcrafting techniques of Japanese swords. The world's oldest fishing hook manufacturer.