Yūbai started studying LinjiCh'an under Chinese master Ishan Ining in Japan and later moved to China where he studied with many other teachers. He lived in China for over twenty years (1307–1329). He was imprisoned in Chang'an during the period in which Zen Buddhists were persecuted. Many of the poems were created during or about this period survive; and they form the basis of his reputation. In Bingatshū, the collection of 242 poems includes this one:
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