PROBLEM TO BE SOLVED: To provide a biological information measuring device which can reduce the feeling of fatigue of a finger wearing the device.SOLUTION: There are provided a device body part measuring biological information and a charge/discharge part 47 which is housed by the device body part. The device body part is provided with: a finger arrangement part 5 and a fingertip contact part 12b which contact-stops the fingertip inserted in the finger arrangement part 5. The arrangement part 5 is provided with a finger insertion port 51 on one end of the device body part. The charge/discharge part 47 is arranged in the way that one end and the other end in the direction along a finger insertion direction of the finger arrangement part 5 in the charge/discharge part 47 are nearer the finger insertion port 51 than the fingertip contact part 12b.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2016,JPO&INPIT【課題】装着した指の疲労感を軽減できる生体情報測定装置を提供する。【解決手段】生体情報を測定する装置本体部と、装置本体部に収納された充放電部47とを備える。装置本体部は、指配置部5と、指配置部5へ挿入されてきた指先を当て止めする指先当接部12bとを備える。指配置部5は、装置本体部の一方端に指挿入口51を備える。充放電部47は、その充放電部47における指配置部5の指挿抜方向に沿う方向の一方端及び他方端が指先当接部12bよりも指挿入口51側になるように配置されている。【選択図】図3