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