In order to assign an index used for cueing when recorded data is reproduced, and to carry out said assignment onsite by means of a simple operation during the recording of sound or the recording of an image and at an arbitrary timing desired by a user, a sound recording device comprises a sound recording unit for recording sound, an index generation imaging unit for capturing an image serving as an index for indexing the recorded sound, and an index assignment unit for assigning a captured image as an index to a recorded sound during recording.
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