Game management device and management terminal

A management terminal communicably connected, via a network, to game devices and to a game management device that manages types of state information of each of the game devices, the management terminal comprising:

• a communication interface that receives, from the game management device, a layout of the game devices in an arcade and a management image indicating first state information of each of the game devices;
• a display that displays, on a screen, the management image indicating the first state information;
• an input device that receives a display change instruction from an operator;
• and
• a communication interface that notifies the game management device of a change request indicating the display change instruction, wherein
• after transmitting the change request, the communication interface receives, from the game management device, the management image indicating the first state information, and
• upon receiving a management image indicating second state information of each of the game devices, the display switches the first state information displayed on the management image to the second state information.