Born in Tokyo in 1955. Publisher and chief editor of culture web magazine “Realkyoto”. A guest researcher, Academic Research Center, Kyoto University of Art and Design. Senior Researcher of Kyoto Performing Arts Center, Kyoto University of Art and Design. From 2000 to 2016, publisher and chief editor of culture web magazine “Realtokyo”.  In 2002 he published “One Hundred Years of Idiocy,” a photo book that summarized human idiocy in the 20th century and launched a bilingual contemporary art magazine “ART iT” in 2003. He became General Producer of performing arts section, Aichi Triennale 2013. He wrote and published a photo book “One Hundred Years of Lunacy” in 2014. In 2018 he wrote and published “What Is Contemporary Art?”