BLUEBLUE Black Knukle Light Sensitive 631 Light Jigging RodLight Sensitive 631 Light Jigging Model This model was developed under the supervision of a Tokyo Bay boat captain, focusing on light jigging for hairtail jigging. It is designed for a wide range of situations expected in Tokyo Bay, from shallow waters around 10m deep to over 150m deep. The flexible tip section detects even the smallest bites and controls the jig's movement to prevent unnecessary over movement. The powerful belly section, on the other