A hologram recording method comprising recording information of signal
light as a reflection-type hologram on an optical recording medium, by
illuminating the signal light and reference light on a same axis and from
different sides of the optical recording medium is provided. Further, a
hologram recording device including: a signal light illuminating section
illuminating signal light onto an optical recording medium; and a
reference light illuminating section illuminating reference light of a
same axis as the signal light, onto the optical recording medium from a
different side than the signal light is provided.