Genbu is a mythical creature in Japanese folklore, representing the north and the element of water. Its name is composed of two kanji characters, meaning black warrior or dark warrior. There are several synonyms for the word "genbu," including Xuanwu in Chinese mythology, which symbolizes the north, heaven, and the element of water. In Korea, the equivalent mythological creature is called Cheonwoo, also representing the north and water. Other synonyms include the turtle snake, the black warrior, and the dark warrior. These mythical creatures have been a significant part of Eastern culture and folklore for centuries and continue to fascinate people around the world.