Support Seowon University. Become a Sustaining Member. Seowon University graduates, and those ranking Black Belt members of charter schools under the associations of Taekwondo, Hapkido and Gumdo directed by Grand Master Kirk Koskella are recognized members of the Seowon University Alumni Association, qualifying them to receive alumni benefits, discounts and special offers. In the spirit of giving back, we ask that you pay it forward by becoming a sustaining member of the SUAA.