A measuring chip for separating and measuring a target component in a sample by rotation around a first axis and a second axis of rotation, comprising: a centrifugal separation tube for centrifugally separating the target component from the sample by rotating the measuring chip around the first axis of rotation; a first holding section provided in a bottom of the centrifugal separation tube, wherein non-target components in the sample are introduced therein by rotation around the first axis of rotation, and the first holding section holding the non-target components during rotation around the second axis of rotation; and a plurality of measuring sections (205, 705, 710) that measure the target component introduced from the centrifugal separation tube by rotation around the second axis of rotation; wherein a first measuring section of the plurality of measuring sections (205, 705, 710) is connected with one end of the centrifugal separation tube, any measuring section (705, 710) after the first measuring section is connected to a preceding one of the measuring sections (205, 705) so as to introduce the target component into a following one of the measuring sections (705, 710) from the preceding one of the measuring sections (205, 705), and the volume of the following measuring section (705, 710) is smaller than the volume of the preceding measuring section (205, 705), wherein the measuring chip further comprises a removing tube connected to each of the measuring sections (205, 705, 710), and each extension line of each of the removing tubes intersects with the first axis of rotation, wherein the first measuring section has a measuring section connecting tube that connects the centrifugal separation tube and the first measuring section, wherein each of the measuring sections (705, 710) after the first measuring section has a measuring section connecting tube (700', 705') that connects the preceding one of the measuring sections (205, 705) and the following measuring section (705, 710), and wherein an extension line of the measuring section connecting tube of the first measuring section and extension lines of each of the measuring section connecting tubes (700', 705') of the measuring sections (705, 710) after the first measuring section intersect at the second axis of rotation. a centrifugal separation tube for centrifugally separating the target component from the sample by rotating the measuring chip around the first axis of rotation; a first holding section provided in a bottom of the centrifugal separation tube, wherein non-target components in the sample are introduced therein by rotation around the first axis of rotation, and the first holding section holding the non-target components during rotation around the second axis of rotation; and a plurality of measuring sections (205, 705, 710) that measure the target component introduced from the centrifugal separation tube by rotation around the second axis of rotation; wherein a first measuring section of the plurality of measuring sections (205, 705, 710) is connected with one end of the centrifugal separation tube, any measuring section (705, 710) after the first measuring section is connected to a preceding one of the measuring sections (205, 705) so as to introduce the target component into a following one of the measuring sections (705, 710) from the preceding one of the measuring sections (205, 705), and the volume of the following measuring section (705, 710) is smaller than the volume of the preceding measuring section (205, 705),