Disclosed is a pencil case. The pencil case of the present invention comprises a lower case having a guide part having the upper part opened and having a gate where a user hand enters in the side direction at one part of the circumference, and a support part integrally installed to form a protrusion at the lower part of the guide part; and a cylindrical upper case formed in a hollow cylindrical shape and combined with the guide part of the lower case, but installed to be linearly moved relatively along the guide part for the lower case to expose the gate to the outside.
