Achieve both penetration performance and holding power. The conclusion is double barb. Weight saving. Penetration performance. Inshore jigging high performance hook. Developed with reference to the advice of the captain of the jigging ship, considering the use in the sea near Japan first. Assist-only hook that pursues penetration performance and weight reduction during hooking. The small double barb reduces resistance when penetrating, and demonstrates more holding power than a single barb. To reduce weight, the ring (with can) has been removed and a hammer head press (Shumoku) has been adopted. An inshore jigging special hook that has been carefully thought out from the material to the shape.