According to my Okinawan teachers this is “Old Style“ Okinawan Karate as taught in the 17th, 18th and 19th centuries. This is more of a “bujutsu“ approach rather than shin-budo.
I wish to gratefully acknowledge the videography of Beverly Gustafson without which portions of this video would not exist.
The footage of me absorbing full power blows is real:
Information about “Iron Body“ Kiko training: