A toner container that is attached to an image forming apparatus during use and that contains toner, the toner container comprising: a cylindrical container main body with a cylinder central axis line of the toner container extending in a horizontal direction when the toner container is attached to the image forming apparatus; a toner discharge opening that is provided on a longitudinal end section of the toner container; and a lid member that is configured to close the toner discharge opening, wherein the toner container is configured to be held by a toner supply unit of the image forming apparatus in a position such that the toner discharge opening faces in the horizontal direction, characterized in that the lid member includes a disk-shaped lid main body, a handle section and a guide rod that is configured to protrude from a center of the lid main body toward an inside of the toner container, wherein the handle section includes a rod-like section that protrudes in a direction in which the lid member can be pulled out from the toner container, wherein a rod holding member is secured to an inner wall of the container main body and includes a holding hole that is located at the cylinder central axis line and is configured to receive the guide rod, wherein a degree of clearance is provided between the guide rod and the holding hole of the rod holding member that is configured to hold the guide rod in a slidable manner such that the lid member is configured to be pulled out by a lid pulling unit of the image forming apparatus in a direction inclined upward with respect to a virtual line corresponding to the cylinder central axis line of the toner container that extends in the horizontal direction, thereby opening the toner discharge opening. a cylindrical container main body with a cylinder central axis line of the toner container extending in a horizontal direction when the toner container is attached to the image forming apparatus; a toner discharge opening that is provided on a longitudinal end section of the toner container; and a lid member that is configured to close the toner discharge opening, wherein the toner container is configured to be held by a toner supply unit of the image forming apparatus in a position such that the toner discharge opening faces in the horizontal direction, characterized in that the lid member includes a disk-shaped lid main body, a handle section and a guide rod that is configured to protrude from a center of the lid main body toward an inside of the toner container, wherein the handle section includes a rod-like section that protrudes in a direction in which the lid member can be pulled out from the toner container, wherein a rod holding member is secured to an inner wall of the container main body and includes a holding hole that is located at the cylinder central axis line and is configured to receive the guide rod, wherein a degree of clearance is provided between the guide rod and the holding hole of the rod holding member that is configured to hold the guide rod in a slidable manner such that the lid member is configured to be pulled out by a lid pulling unit of the image forming apparatus in a direction inclined upward with respect to a virtual line corresponding to the cylinder central axis line of the toner container that extends in the horizontal direction, thereby opening the toner discharge opening.