Pokemon Box: Ruby and Sapphire is a Pokemon Storage game used in conuction with Pokemon Ruby and Sapphire for added pokemon space.

Similar to an expansion game, Pokemon Box: Ruby and Sapphire was released on May 30th, 2003 in Japan and on July 12th, 2004 in the states to act as a compliment to the game boy advance pokemon games. The game works in a similar fashion to the lab aspects from the Pokemon Stadium and Pokemon Stadium 2. Known as the "Pokemon Organizer", this storage system can hold up to 1500 Pokemon in various boxes.

However, you may only withdraw Pokemon that you yourself captured until you have 100 Pokemon registered in your Pokedex, but once you do it becomes a very fast way to trade Pokemon between games with possessing two GBAs. In addition you can also play Pokemon Ruby and Pokemon Sapphire on your console through an emulator. Despite the name the game works with Pokemon Emerald, Pokemon FireRed, and Pokemon LeafGreen, although you can not play these games on its emulator.