choson

However, the Chinese cuisine meal I had for well over $300 / head in Choson hotel years ago was certainly nice.

We kind of got into it, we would read strategy guides, blog comments over whether it was best to be Assyrians or Babylonians or Choson etc.

[3] This concept was enshrined in the Choson dynasty, absolutely any son of the King could inherit the throne, without any restrictions on whom his mother was.

Well there's differences but they are hidden from first view, so for instance there's differences in study habits between North and South Choson Korea, the North students were systematically were scored adversarially but passed the Confucian Exam all the more.

Mark Peterson[1] who has his own great channel[2] and a video on this topic (in Korean)[3] explains it as mostly just happening as a clerical matter both during the Choson period by simply registering a name to align with prestigious families and to hide your caste status and then later during the Japanese occupation since it was demanded as part of the growing Japanese empire.