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is a collection of writings used in the Rinzai school of Zen. Initially it was a compilation of Zen writings by Tōyō Eichō (東陽榮朝, 1428-1504) a disciple of Kanzan Egen of the Myōshin-ji line of Rinzai school in Kyoto, Japan. Tōyō's anthology consisted of 5,000 writings compiled from writings of various traditions, such as Confucianism, Taoism and Zen, and the poetry of Tang and Song China.