The Wulinshu (Hànzì: 武林書, Pinyin: Wǔlínshū, On'yomi: Burinsho, lit. "Martial Arts Book") is a martial arts book written by Yuanda Zhu. The book details many different styles of the martial arts and their masters.
Ryo Hazuki finds a copy in the library of the Man Mo Temple. It gives him a clue; a paper with a Chawan Sign.