I was glancing down your tags for something else and noticed this. Do it! :) (Someday!) "NE Asia" leads me to wonder to what extent Mongolian, Turkic, and Tungusic-speaking peoples would play a part; the northeast isn't only a space for K and J formation.
(no subject)
Date: 2011-04-02 19:17 (UTC)I got a bite-sized version of inverted K/J echoes while reading two compilations of oral histories (that one links to the other).