2008
- Chief: Junichi Yura, Taizo Zushi
- Concept: Hideaki Ogawa, Junichi Yura, Taizo Zushi
- Kazamidori System: Taizo Zushi + Junichi Yura
- Device Design: Hideaki Ogawa, Emiko Ogawa
- Installation Design: Hideaki Ogawa, Yoko Minagawa, Emiko Ogawa
- Prototype Design: Takeshi Kanno
- Art Direction: Hideaki Ogawa
- Ars Electronica Festival 2014 Exhibition in a shop : Linz, Austria, September 4-8, 2014
- ITU Telecom World 2013 : Bangkok, Thailand, November 19-22, 2013
- ICT&ART CONNECT 2013 : Bozar museum, Bruxelles, Belgium, November 9-11, 2013
- Pioneers Festival 2012, Vienna / Austria, Sep. 24, 2012
- Sensing Place / Placing Sense, AFO, Ars Electronica Festival, Linz / Austrai, Sep. 4 – Oct. 22, 2011
- ENTER 5: DATAPOLIS, Prague / Czech Republic, Apr. 14 -22, 2011
- TEI11 (5th International Conference on Tangible Embedded and Embodied Interaction), Funchal / Portugal, Jan. 23 – 25
- h.o solo exhibition 2010 -SENSE THE INVISIBLE-, Ars Electroica Center, Linz / Austria, Jul. 30 – Sep. 12, 2010
- Social Bits Istanbul, KASA GALERI, Istanbul / Turkey, May 15 – Jun. 19, 2009
- Amber 09 – Uncyborgable?, Istanbul / Turkey, Nov 5 – 15, 2009