2011, "Vertical Ecocity" with Ken Yeang (Malaysia and London)
2011, "Ceramic Futures" with Martin Bechtold (Harvard University)
2010, "Critical Mass" with Obuchi Yusuke (University of Tokyo)
2010, "Haiti  Emergency Shelter" with Shigeru Ban (Japan)
2009, "Floating  spirits" with BIG (Denmark)
2008, "Recollecting  forward in Seoul : Old Wall, New City; Old City", New Wall with Eric Owen Moss, (Los Angeles)
2008, "Design  Materiality: New Concepts for Exploration" with Thomas Schroepfer (Harvard University)
2007, "Expired Housing" with Mark Mack (Los Angeles)
2006,"The Visual Body and The moving Body" Chiba Manabu, (University of Tokyo)
2005, "Paramodern/Springtecture" Shuhei Endo, (Osaka, Japan)
2002,"Store Front" with James Oconnor (MRY, Moore Ruble Yudell), University of Hawaii at Manoa, USA
2001, "Island  Housing" with Mark Marck, University of Hawaii at Manoa, USA

Cross Cultural Studios

2015, China Central Academy of Fine Arts, Beijing, China
2014, National University of Kobe, Osaka, Japan
2013, National University of Singapore, Singapore
2012, National Cheng Kung University, Tainan, Taiwan
2012, Tongji University, Shanghai, China
2011, Tongji University, Shanghai, China
2010, Tongji University, Shanghai, China
2009, University of Hong Kong, Hong Kong
2008, National University of Singapore, Singapore 
2000, University of California, Los Angeles + University of Hawaii at Manoa, USA

Grafted Pavilions

Lounge Furniture (Inha Univ. 2011)
2+4 (Inha Univ.2008)
Roof Pavilion (Inha Univ. 2010)
The Cloud (Inha Univ. 2014)
Pavilion on the street (Jungdong, 2013)
Pavilion (신명보육원, 2014)
Graft 8 (Seoul, 2014)
Pavilion (Pine Tree Home, 2015)
Gift 3: Pavilion (Seoul, 2015)