PROBLEM TO BE SOLVED: To reduce a labor and a time required for a pull-out work of a laver cultivation pillar used for cultivation of laver.SOLUTION: There is provided a pull-out tool (1) for laver cultivation pillar which is used for pulling a laver cultivation pillar (6) erected on a sea bottom, in the pull-out tool, a plurality of grip bodies (4) for gripping a periphery of the laver cultivation pillar (6) are provided so as to be bent freely, a base end of a suspension string body (9) is fitted to a lower part of the grip body (4) on one end, a holding body (10) for holding a middle part of the suspension string body (9) is attached to an upper part of the grip body (4) on one end, and a hook body (11) for hooking the suspension string body (9) held by the holding body (10) is attached to the grip body (4) on the other end. In the present invention, the grip bodies (4) have a surface for gripping the laver cultivation pillar (6) which is formed into a circular surface curved in a circumferential direction of the laver cultivation pillar (6). In the present invention, three or more grip bodies (4) are provided on the pull-out tool.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2020,JPO&INPIT【課題】海苔の養殖に用いられる海苔養殖支柱の引き抜き作業に要する労力や時間を低減させること。【解決手段】本発明では、海底に立設された海苔養殖支柱（６）を引き抜く際に使用する海苔養殖支柱用引抜具（１）において、海苔養殖支柱（６）の外周を把持するための複数の把持体（４）を屈曲可能に連設し、一端の把持体（４）の下部に吊上げ紐体（９）の基端を取付けるとともに、一端の把持体（４）の上部に吊上げ紐体（９）の中途部を保持する保持体（１０）を取付け、保持体（１０）で保持する吊上げ紐体（９）を引っ掛ける鉤体（１１）を他端の把持体（４）に取付けることにした。また、本発明では、前記把持体（４）は、前記海苔養殖支柱（６）を把持する面を前記海苔養殖支柱（６）の円周方向に向けて湾曲する円弧面とすることにした。さらに、本発明では、前記把持体（４）を３個以上設けることにした。【選択図】図１
