A magnetically guiding system includes: a capsule medical device that has a magnet provided therein an information acquiring unit that acquires physical information about magnetic guiding of the capsule medical device a magnetic field generating unit that generates a magnetic field for magnetically guiding the capsule medical device and a control unit that sets a magnetic field condition based on the physical information acquired by the information acquiring unit and controls the magnetic field generating unit to generate a magnetic field corresponding to the magnetic field condition.