Edwin G. Pulleyblank
Reconstructed pronunciations of "wō" 倭 in Middle Chinese (ca. 6th-10th centuries CE) include "ʼuâ" (Bernhard Karlgren), "ʼua" (Zhou Fagao), and "ʼwa" (Edwin G. Pulleyblank). Reconstructions in Old Chinese (ca. 6th-3rd centuries BCE) include *"ʼwâ" (Karlgren), *"ʼwər" (Dong Tonghe), and *"ʼwər" (Zhou).