[ir193]

it's not true. Han Chinese are clearly genetically distinguishable from Yamato Japanese and Koreans, and internally the different Han Chinese subgroups are genetically closer to each other than any of them are to Koreans and Japanese.

Gene doesn't lie

[KhoomeiK]

This discussion isn't about the genetic validity of population groupings in East Asia, but rather the construction of Han identity which is a social phenomenon.