Famicom Games - Wai Wai World (Name written on the blue line on the back) - Wai Wai World 2 SOS!! Paseri Castle I have confirmed that they work, but please understand that I cannot provide a guarantee after they arrive. These are old items, so there are scratches, etc. Please check the photos before purchasing. If you purchase with other items, I will discount the shipping costs, so please consider it.