military_tech10 dan
Probable
Dan-Kyu System (2014-03-12)
fact_checkassessed by FSMverified
2 sources
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A judo forum post gives the exact date and grants the rank to the USJA;
Geis's own resume corroborates only the resulting title ("10th Dan
Professor of Judo"), not the date or grantor.
visibilityFirst-hand
“Karl E. Geis, 10th Dan Professor of Aikido, 10th Dan Professor of Judo, and 9th
Dan Professor of Jodo”
“The United States Judo Association promoted Karl Geis to Judan (10th degree
black belt) at a presentation in Houston dojo on March 12th, 2014.”
— Karl Geis Promoted to 10 Dan by USJA,
judo.forumotion.comlink