Dàshū 大樞, Cáo-dòng-school dharma-disciple of Juélàng Dàoshèng 道盛 覺浪道盛 (1593–1659). Co-recorder with Dàyīng 大英 of the 1-juan 《天界覺浪盛禪師嘉禾語錄》 (KR6q0482). Likely also among the larger quánlù compilation team for KR6q0221. No independent yǔlù or biography located.