To provide a rotary cleaning body and a vacuum cleaner that can more effectively clean a surface to be cleaned.SOLUTION: A rotary cleaning body (44) according to the present invention comprises a columnar shaft part (46), and a plate-like dust removing body (45). The dust removing body (45) is provided on an outer peripheral surface of the shaft part (46), and protrudes outward in a radial direction of the shaft part (46). A vent hole (45a) penetrating the dust removing body (45) is formed in the dust removing body (45). A vacuum cleaner according to the present invention comprises the rotary cleaning body (44), and a suction port formed on the side of a bottom surface. The rotary cleaning body (44) is arranged in a space communicating with the suction port.SELECTED DRAWING: Figure 5
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