An image processing device may acquire first process specifying information, in a case where an input of a registration instruction is received; send, to the server, a registration request including second process specifying information obtained by using the acquired first process specifying information, in the server, the second process specifying information may be registered; receive an execution request of a second image process from the server, in a case where an execution of the second image process is instructed to the server from a target user via a terminal device, the second image process being an image process among the one or more image processes specified by the registered second process specifying information; and cause an image process executing unit to execute the second image process, in a case where the execution request is received from the server.