Better item creation
When creating an item, choose original creation. Set the price of the original creation very high (over 4,000. After the meter completes the first finish, check the characters' expression.. If they are smiling (better if three of the characters
are smiling), then press X to see what you have created. If it is unsuccessful, load the game. This is risky where money is concerned. Note: Setting the item original creation price very high increases the chance of creating good items. This requires some patience.