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kin [Japanese 斤]

In Japan, a unit of mass, 1891 – 1966 = 600 grams.¹ Sometimes referred to as a catty. Before metrication, the kin was reported at 589 grams in 1840, and, in both China and Japan, Europeans regarded it as 1.325 pounds or 601 grams.

1. United Nations, 1966.