2016.04.08, Strawberry Party
2015.04.10, Strawberry Party
2014.04.03, Strawberry Party
2012.10/26-27, WebST Workshop 2012
2012.07.23, APSys Workshop 2012
2011.04.15, Strawberry Party
2009.04.08, Strawberry Party
2007.08.25, SIGCOMM in Kyoto
2007.08.04, Home Coming Day
2006.06.29, Retreat in Daechon
2006.04.12, Spring
2006.03.11, Every
2005.11.12, Bukhan Mountain
2005.07.16, MT in Mt.Jiri
2004.09.04, Retreat in Mt.Deogyu