Shiva Island (シヴァ島, Shiva-jima) often referred as The Forbidden Island (禁断の島, Kindan no Shima) to the people of Wano Country, was once a government owned and protected island found in the new world. It was contracted to be used as a research and experimental laboratory on curing the aliment and diseases of the age. However after Shiva had learned that his son was nearly beaten to death by a certain jester pirate, Shiva betrayed the Government. As of now the island is now believed to be abounded and the citizens of Wano Country claim the island to be inhabited by demons with strange armor and weapons. As the where abouts of Shiva still unknown, De Gama and the rest of his experiments scattered across the world.