Dishwasher

Disclosed herein is useful as a stored object detector and a method of detecting stored objects configured to capture an image a movable storage portion, and objects stored in the storage portion, and configured to acquire storage information including at least one of position, size and quantity of the stored object based on the captured image. In addition, disclosed herein is a dishwasher configured to identify at least storage area of dish stored in a dish storage basket. It is possible to estimate a position of a basket, although the number of feature points is small. Therefore, when installing a detection indicator corresponding to the feature point, which is separated from the general configuration, to the basket, it is not required to install a large number of detection indicator, and thus it is possible to improve the appearance of the dishwasher. In addition, since it is possible to use the configuration that is generally installed in the basket, as the feature point, it is not required to additionally install the detection indicator and thus it is possible to improve the appearance of the dishwasher.