Cartridge storage case

A cartridge storage case comprising:

• a first cartridge storage case having a substantially rectangular shape, and including a first projection, a first recess and a first divided compartment holding a group of cartridges which is formed into a block-like shape by arranging a plurality of flat-shaped cartridges in parallel in a thickness direction thereof;
• a second cartridge storage case having a substantially rectangular shape, and including a second projection, a second recess and a second divided compartment having a substantially identical shape with the first divided compartment;
• and
• a hinge connecting a side of the first cartridge storage case with a side of the second cartridge storage case being opposite to the side of the first cartridge storage case,
• wherein
• the first and second cartridge storage case and hinge are integrally molded, and
• the first and second divided compartment constitute a cartridge storage portion by superposing and engaging with the first and second cartridge storage case, the cartridge storage portion having a volume which is twice a volume of one of the first and second cartridge storage case,
• wherein
• the first and second cartridge storage case comprise an elongated handle through hole, respectively, which is provided in a side location which is opposite to a side where the hinge is provided in the first and second cartridge storage case.