The secret technique swallowing back The blade that was swung down changes direction and jumps up. The secret technique of drawing a flash in a bow shape. The noble swordfighter made his name known to the world with the unavoidable deadly sword that he learned through his angry training."TG KOJIRO". Tungsten throw jig that flips in the water. It has excellent bottom contact, and induces a target bite with a swallow-sized ultra-small body and a fluttering fall that delays the fall.The mystery of KOJIRO that is handed down. The swallowing of Iwaryu KOJIRO explodes in the ocean of Reiwa.