Quoted directly from the game: "A strand of nine Life of the Gods jewels. Just one of these is enough to immediately increase the limits of one’s physical endurance. Its exaggerated name comes from this immediate effectiveness. Because Life of the Gods jewels are difficult to come by, receiving nine at once seems to increase its value a thousandfold. It is suggested that this item originated with someone who realized the power of Life of the Gods jewels and decided to string them together. Many were made in Japan during the 15th century, but since then, they have travelled to other countries through trade. Most were exported as decorative items, and records show they were often traded for a large number of silver pieces"