2012.11.17 DJN demonstration at a HAKIDO competition at korea.

2006 DJN Kim Yun Sang Demo at small dojang at korea.

2011.10 25th Choi Yong Sul Dojunim Commemorative Festival – each Dojang demo in the world

2011.10 25th Choi Yong Sul Dojunim Commemorative Festival – DJN KIM demonstration

2011.10 25th Choi Yong Sul Dojunim Commemorative Festival – opening ceremony

2012.10 Yong Sul Kwan demonstrated HKYS at HAPKIDO competition in korea.

DJN Kim Yun Sang at VIP table.

2012 the 26th DJN Choi Yong Sul memorial day in korea

DJN Kim Yun Sang paying repect DJN Choi Yong Sul with master Jung Dal Sun.

DJN Kim Yun Sang’s demonstration.