PROBLEM TO BE SOLVED: To accurately execute evaluation on whether or not there is a possibility of developmental disability irrespective of a subject's age.SOLUTION: An evaluation device includes: an image data acquisition unit 206 for acquiring image data on an eyeball of a subject; a fixation point detection unit 216 for detecting position data on the fixation point of the subject on the basis of the image data; a display control unit 202 for causing an evaluation image including a natural image and a geometric image arranged surrounding at least part of the outer periphery of the natural image to be displayed on a display screen of a display device 101; a determination unit 220 for determining which of the natural image and the geometric image the subject gazes at, on the basis of the position data on the fixation point; and an evaluation unit 224 for evaluating whether or not there is a possibility of developmental disability in the subject on the basis of a result of the determination by the determination unit 220.SELECTED DRAWING: Figure 4COPYRIGHT: (C)2020,JPO&INPIT【課題】被験者の年齢にかかわらず、発達障がいの可能性があるかの評価を高精度に行うこと。【解決手段】被験者の眼球の画像データを取得する画像データ取得部206と、画像データに基づいて、被験者の注視点の位置データを検出する注視点検出部216と、自然画と、自然画の外周の少なくとも一部を囲んで配置された幾何学画像とを含む評価用画像を表示装置101の表示画面に表示させる表示制御部202と、注視点の位置データに基づいて、被験者が、自然画と幾何学画像とのどちらを注視しているかを判定する判定部220と、判定部220の判定結果に基づいて、被験者に発達障がいの可能性があるかを評価する評価部224と、を備える。【選択図】図4