It is a type of Magic which allows the user to store Magic guns in different pocket dimensions so he or she can easily summon them at anytime when the user requires it. However, there is a limit to the amount of items that can be stored in his or her pocket dimension, which is usually connected to the user's own magical ability. Also, each gun which is summoned by the user has its own special ability and advantage depending on the user's situation.
- Fairy Tail Manga: Chapter 53, Cover
- Fairy Tail Manga: Omake, Welcome to Fairy Hills!!, Page 20
- Fairy Tail Manga: Chapter 113, Page 13