Gion Blacksmith is the shop of the blacksmith known as Tamsoft in Cyberdimension Neptunia: 4 Goddesses Online. By offering the required materials and money, players can strengthen their weapons and armor. Materials can be acquired from Material Acquisition Points or Treasure Chests in dungeons. They can also be acquired via defeated enemies. By strengthening weapons and armor, their parameters will increase. The upper limit to the number of times strengthened is dependent on its type.