2011 the Japan Quake Recovery Project 'Niwa JAPAN' 2004 N-tree art space project ［art gallery & studio / landscape garden］ 2002 05 next other world project ［environment and coexistence］ gallery a Aoba Kanagawa 1997 03 Roots project ［We think down to the roots.］ Ogawa cyo Saitama 2012 06 Rebuilding the Roots: A Garden Recovery Project in Tohoku As speaker hosted by The Japan Society Chelsea College of Art & Design London UK 2011 12 Rinsyo suru Art 2011 As speaker hosted by Tanpopo-no-ye Able Art Studio Chiyoda Tokyo 2011 06 UNDER THE TREE vol.01 As speaker hosted by Shiho Onai, Tomomi Seki La Keyaki Shinjuku Tokyo 2009 10 Modern Japanese Gardens on the World Stage As speaker hosted by Japanese Garden Society Birmingham Botanical Gardens Birmingham UK 2008 01 All Japan Garden Summit　Niwa-Japan hosted by m28e Co.,Ltd. Himaka-Island Chita Aichi 2007 05 4th Meeting for future of the garden Nagaya Cafe Tenshinan Oshiage Tokyo 2007 03 3rd Dining Desk [Eco-Puzzle] panel discussion panel member Totan Gallery Asagaya House Suginami Tokyo 2007 01 3rd Meeting for future of the garden To-ji Arashiyama Kyoto 2006 07 2nd Meeting for future of the garden Showa Kinen Park Tachikawa Tokyo 2006 03 1st Meeting for future of the garden TSG Horoo Tokyo 2008 04 Together With Parsons have Impairment of vision Appreciation Black Soil and Hexagon Garden exhibition M-resid. 0iso Kanagawa 2007 03 Together With Parsons have Impairment of vision Appreciation Seeds-4 Pruning Tree Creation of new grouth, air and light galleria grafica bis Ginza Tokyo 2006 12 Able Art Award Atypical exhibition　 Katsutoshi Saito exhibition selector & exhibit composition galleria grafica bis Ginza Tokyo 2006 04 Together With Parsons have Impairment of vision Appreciation real point The Sato Museum Shinjuku Tokyo 2006 03 Together With Parsons have Impairment of vision Appreciation Seeds-3 Disposition of Garden TSG Hiroo Tokyo 2006 03 Together With Parsons have Impairment of vision Appreciation Space-1 Time axis of Garden and Architecture PRISMIC GALLERY Minamiaoyama Tokyo 2005 09 Together With Parsons have Impairment of vision Appreciation Seeds-2 Resurrection of Arbor PROMO-ARTE Aoyama Tokyo 2005 07 Together With Parsons have Impairment of vision Appreciation Seeds-1 Complexion of Seeds AU HASARD Setagaya Tokyo 2003 03 TOYOTA Able Art Forum Generalization session ‘Art Is Investment For Future Society’ exhibit composition Oribe Hall Roppongi Tokyo 2001 08 Studio Syu, Planning Architecture and Art project 　organizer & gardener Kawaguchi Taiyo-no-Ie Kawaguchi Saitama 2000 10 40th Japanese Society for Oral and Maxillofacial Radiology [Technology Renaissance] Dream Art’99　curator Yokosuka Industrial Community Plaza Yokosuka Kanagawa 1999 02-03 Able Art’99 [Art to Revitallze]　sub curator Tokyo Metropolitan Art Museum Ueno Tokyo 1998 11 TOYOTA Able Art Forum‘Way Of Disabled Parsons Art Activity’　panel member Ashikaga Citizen’s Plaza Hall Ashikaga Gunma 1998 11 7th WATABOUSHI Reading Contest Exhibition [Particular Fondness]　exhibit composition Ginza Saison Theatre Ginza Tokyo 1998 08 Able Art Collabolation’98 VIVIRA [Birth] curator & artist Benesse Communication Gallery Tama Tokyo 1997 11 ‘Asia -Pacific Decad Of Disabled Persons’ Half A Decade Anniversary Art Festival Wind of Asia　exhibit composition Tokyo Metropolitan Art Space Ikebukuro Tokyo