Abstract: A toner cartridge includes a casing, a feeding member, and a pump. The casing includes a toner accommodation chamber accommodating toner, a toner discharging chamber having a discharge opening for discharging the toner, and a communication passage for fluid communication between the toner accommodation chamber and the toner discharging chamber such that the toner can move from the toner accommodation chamber to the toner discharging chamber. A part of the feeding member is positioned inside the communication passage.

Abstract: A cartridge configured to be inserted in a first direction into a case having a plurality of engagement portions is provided. The cartridge has a body and a key member. The body has a chamber for storing a printing agent. The key member is located on the body at a position associated with a type of the printing agent stored in the chamber and is configured to engage with a corresponding one of the plurality of engagement portions of the case. The key member has a surface facing a second direction opposite to the first direction. The surface is configured to contact the corresponding one of the plurality of engagement portions.

Abstract: A printing-agent container, having a container body, an outflow port, and an identifying portion, is provided. The container body has a chamber for containing a printing agent. Through the outflow port, the printing agent flows out of the chamber. The identifying portion is provided to the container body correspondingly to a type of the printing agent contained in the chamber of the container body. The identifying portion has an inner surface defining the chamber.

Abstract: Exemplary communication system 1 includes game devices 10, communication terminals 20, and game support server 30. Game devices 10 enable users to perform a multi-play activity. Each of communication terminals 20 runs an application associated with corresponding game device 10. Game support server 30 divides communication terminals 20 into separate communication groups in accordance with a situation of the multi-play activity performed by game devices 10 so that communication terminals 20 belonging to a same communication group can communicate with each other.

Abstract: An image display control program for displaying a plurality of objects on a display unit from a plurality of angles is disclosed, the image display control program causing a video game device to perform as an operation reception unit which receives operations from an operator via an operation unit, a camera viewpoint movement unit that causes a camera viewpoint to move, in accordance with the operations received by the operation reception unit, with respect to a reference point that is a point on a straight line linking a first object and a second object among the plurality of objects, and a camera image display control unit that causes at least one of the images of the first and second objects to be displayed on a display unit from the camera viewpoint that was moved by means of the camera viewpoint movement unit.

Abstract: An image display control program for displaying a plurality of objects on a display unit from a plurality of angles is disclosed, the image display control program causing a video game device to perform as an operation reception unit means which receives operations from an operator via an operation unit, a camera viewpoint movement unit that causes a camera viewpoint to move, in accordance with the operations received by the operation reception unit, with respect to a reference point that is a point on a straight line linking a first object and a second object among the plurality of objects, and a camera image display control unit that causes at least one of the images of the first and second objects to be displayed on a display unit from the camera viewpoint that was moved by means of the camera viewpoint movement unit.