1. An information processing apparatus, comprising: a storage unit capable of storing a slide image including a sample image and a label image which are obtained by shooting the slide, the slide holding the sample and having a front surface on which the label indicating label information relating to the sample is provided; an output unit capable of outputting a thumbnail image; and a processing unit capable of generating a label-removed slide image by removing the label image from the slide image, wherein the output unit is configured to select one of the slide image and the label-removed slide image as the thumbnail image.