My number one favourite jig head for thin fake baits like Isome, Gulp and Ecogear Aqua is the Cultiva JH-83 Mebaru Bullet.
ecogear aqua katsu mebaru shirasu
Rock Goby on Jig Head
Must admit, quite enjoy catching gobies by Jighead method. Not easy, so rewarding once you get the action right. Lure here is the Ecogear Aqua Shirasu.