PROBLEM TO BE SOLVED: To provide a lumbago belt that can mitigate low back pain caused by strain of gluteus maximus skin nerve or gluteus skin nerve.SOLUTION: The lumbago belt is characterized in that a pad for pressurizing at least one nerve of the right/left gluteus maximus skin nerve and the right/left gluteus skin nerve, which come up from the abdominal side of the right/left broadest muscle of the back to the surface of the right/left gluteus maximus muscle, at two positions across the front and the rear of the nerve outlet part in the surface of the gluteus maximus muscle, is freely attachably/detachably installed on the inner face side of the back-applying part in the belt body.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2017,JPO&INPIT【課題】上殿皮神経や中殿皮神経の絞扼に由来する腰痛を軽減することができる腰痛ベルトの提供。【解決手段】左右の広背筋の腹側から左右の大殿筋の表面に出てくる左右の上殿皮神経と左右の中殿皮神経の少なくとも一つの神経を、大殿筋表面における当該神経出口部の前後を挟む2ヶ所の位置で押圧するパッドが、ベルト本体の背当て部内面側に、着脱自在に取り付けられていることを特徴とする腰痛ベルト。【選択図】図1