PROBLEM TO BE SOLVED: To provide an electrode for a biological signal, which enables an attachment operation to be performed with high efficiency, while securing a subjects safety, when one guidance is taken by equipment of a plurality of systems.SOLUTION: An electrode 10 for a biological signal includes: one base material 1 a plurality of electrodes 2 and 2 that are arranged on one surface of the base material 1 in the state of being separated from each other a plurality of lead wires 3 and 3 that are electrically connected to the plurality of electrodes 2 and 2, respectively and a plurality of conductive members 4 and 4 that are stuck on the one surface of the base material 1 in such a manner as to cover each of the plurality of electrodes 2 and 2 in the state of being separated from each other.COPYRIGHT: (C)2014,JPO&INPIT【課題】 1つの誘導を複数系統の機器で取る場合に、被検者の安全性を担保しつつ、装着作業を高効率に行える生体信号用電極を提供する。【解決手段】 生体信号用電極10は、1枚の基材1と、基材1の一面に、互いに離間して配置される複数の電極2,2と、複数の電極2,2の各々に電気的に接続される複数のリード線3,3と、基材1の前記一面に、互いに離間して、複数の電極2,2の各々を覆うようにして貼付される複数の導電性部材4,4とを有する。【選択図】 図1