An Okinawan founder on the mainland
Gensei-ryū (玄制流) is a style of karate founded by Shukumine Seiken (祝嶺正献, 1925–2001), born in Okinawa and active on the Japanese mainland in the years after the Second World War. By his own account Shukumine trained in Okinawa in a lineage he attributed to the Shuri-te teacher Kishimoto Sōkō, an account that, like most prewar Okinawan training histories, rests on the founder's testimony rather than on surviving documents; the archive's entry on KishimotoDi tells the story of that quiet tradition from the other side.
Movement off the flat plane
What set Gensei-ryū apart was its geometry. Where most karate of its era advanced and retreated along the ground, Shukumine built his style around vertical and rotational movement: dropping bodily under attacks, spinning to change the line, and leaving the ground entirely to strike. The name he chose, usually rendered as "the style of profound control" or "deep study of the truth", announced a research programme rather than a finished inheritance, and the style's kata preserve those three-dimensional lines.
Deep study of the truth: an insistence that karate's movement need not stay on the flat plane its opponents expect.
From Gensei-ryū to Taidō
Shukumine's restlessness did not stop at karate's edge. In 1965 he announced Taidō, a new art that pursued his movement theories beyond what he felt karate's frame could hold, and devoted most of his remaining years to it. Gensei-ryū continued under his students and is practised today in Japan and internationally, in several organisational lines. Independent scholarship on the style is thin, and this entry accordingly leans on the school's own accounts, marked as such.