『おおきなかぶ』 is a popular Japanese folk tale about a giant turnip. In the story, an old man plants a turnip seed, and it grows into an enormous turnip that he cannot pull out by himself. He calls for help from his wife, and together they try to pull it out, but they still cannot succeed. They then enlist the help of their granddaughter, a dog, a cat, and a mouse. With everyone pulling together, they finally manage to uproot the giant turnip. The story emphasizes the importance of teamwork and cooperation among family and friends.