His teacher was Xuedou Zhijian[1] (雪竇智鑑, 1105–1192), who was the sixteenth-generation dharma descendant of Huineng.

According to Keizan, when Ruijing became a leader, he didn't put himself above the other monks.

He was given a purple vestment of honor by the emperor of China, but he declined it.

[3] He is traditionally the originator of the terms shikantaza[4] and shinjin-datsuraku ("casting off of body and mind").

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