Holding member and information processing system

There is provided a system including at least one information processing device that individually or cooperatively implements: a first image acquisition function that obtains a first image of an object; an angle information acquisition function that acquires angle information indicating an angle of an object in the first image; a dictionary data generation function that generates dictionary data on the basis of the first image and the angle information; a second image acquisition function that acquires a second image of the object different from the first image; and an angle estimation function that estimates an angle of the object in the second image based on the second image and the dictionary data. 提供了一种系统，包括至少一个信息处理设备，其单独地或协同地实现：获得对象的第一图像的第一图像获取功能；获得指示第一图像中对象的角度的角度信息的角度信息获取功能；基于第一图像和角度信息生成词典数据的词典数据生成功能；获得与第一图像不同的对象的第二图像的第二图像获取功能；以及基于第二图像和词典数据估计第二图像中的对象的角度的角度估计功能。