Kodai no Seishin Ryu Iaijutsu was developed from Grandmaster Oscar Alicea's experience on the Yagyu Shinkage Ryu school of Iaido.
Master Alicea also practices Kenjutsu, Kendo, Aikido and he is a 7th Dan in Shotokan Karate Do.

Picture and info provided by Juan Javier Adames, Miami, Florida, USA.