Fishing Type/Fish Species: Horse Mackerel/Ajing, Surf, Boat, Other, Sea Bream Type: Fishing Hooks Features: Handmade Hook Size: 16 Tosa hand-forged fishing hook, size 16. Handmade. The plating condition is not perfect, but there is no problem at all for use. Tankichi Fishing Hooks, with a tradition of over 240 years since its establishment in 1781 (Tenmei era), specializes in the forging, hand-forging, and handcrafting of fishing hooks, similar to Japanese swords. It is the world's oldest fishing hook manufacturer.