One of the great challenges to unpacking karate as an academic pursuit is the lack of primary sources and the mythologizing of many of its more recent principle leaders. This article https://seinenkai.com/articles/mckenna/mckenna-kata.html by Mario McKenna helps clear up the myth and confusion generated by the Shorei and Shorin 'lineages' - enjoy!!!
Okinawan and Japanese Budo
James M. Hatch
International Educator who happens to be passionate about Chito Ryu Karate. Born in Ireland, educated in Canada, matured in Japan