Provided is a therapeutic electromagnetic stimulation device for providing magnetic stimulation by applying a magnetic field to a specific site of an object person, the device including: a magnetic field generating means configured to generate one of a therapeutic magnetic field and a detection magnetic field for detection of information at least including positional information； magnetic field detecting means configured to detect intensities of components in a plurality of directions of one of the therapeutic magnetic field and the detection magnetic field at least at two detection positions； and a data generating means configured to generate custom data pairs for an individual object person, the custom data pairs being for deriving at least information of positions of the magnetic field generating means from the intensities of the corresponding components, the data generating means generating the custom data pairs using: (1) a sampling detection result of the detection of the intensities of the corresponding components in a state in which the magnetic field generating means are disposed respectively at a plurality of sampling spots near the specific site of the object person； and (2) a plurality of parent data pairs each including (a) at least information of a three-dimensional position of the magnetic field generating means pairing with (b) information of the intensities of the corresponding components of the magnetic field at a position having at least the information of the three-dimensional position, the information (a) and (b) being previously recorded.
