A single assist hook of a hook "Blue Buckshot (BBS - 88)" hook that realizes outstanding hooking even in a light - weight awashu while pursuing a shape hard to hug against the jig. Simple design using PE line excellent in seawater deterioration, protecting the root thread portion with blue shrink tube. We set the line according to each size so that the hooking performance is best demonstrated, and attached the punching ring. It corresponds to large game fish such as tuna etc as well as nearby sea breams.