元永定正の「写真」

1922 Born in Iga, Mie Prefecture(November,26） 1955 Joined the Gutai Art Association（left in 1971） 1966 Visited the United States by the invitation of the Japan Society,went back to Japan next year 1970 Participated in the Gutal Art Festival at the he festival plaza at Expo'70 1996 Appointed as a Professor in the Department of Fine Arts, Faculty of Art and Design, Seian University of Art and Design 2011 Died at the age of eighty-three(October,3) 1922 Born in Iga, Mie Prefecture(November,26） 1955 Joined the Gutai Art Association（left in 1971） 1966 Visited the United States by the invitation of the Japan Society,went back to Japan next year 1970 Participated in the Gutal Art Festival at the he festival plaza at Expo'70 1996 Appointed as a Professor in the Department of Fine Arts, Faculty of Art and Design, Seian University of Art and Design 2011 Died at the age of eighty-three(October,3) Awards 1983 Japan Arts Grand Prize 1986 Hyogo Prefectural Cultural Award
 1988 Conferred the Chevalier de la Légion d`Honneur by the French government 1991 Awarded Medal with Purple Ribbon by the Japanese government 1992 Osaka Art Prize
 1997 Awarded the Order of the Rising Sun, Gold Rays with Rosette,4th Class 2002 Mie Prefectural People's Meritorious Service Award Cultural Award Selected Solo Exhibitions 2023 Motonaga Sadamasa: Photography. The Third Gallery Aya, Osaka 2022 Motonaga Sadamasa: The100th anniversary of his birth; Mie Prefectural Art Museum. Tsu 
2014, Sadamasa Motonaga 2009 Sadamasa Motonaga. Mie Prefectural Art Museum, Tsu 2005 Sadamasa Motonaga. Nagano Prefectural Shinano Art Museum, Nagano 2003 Sadamasa Motonaga. Hiroshima City Museum of Contemporary Art, Hiroshima
2002 1985 The world of Sadamasa Motonaga. Hyogo Prefectural Museum of Art, Kobe Selected Group Exhibitions 2022 Into the Unknown World — GUTAI: Differentiation and Integration, Nakanoshima Museum of Art, Osaka, Japan 2015 Splendid Playground. Guggenheim Museum, New York 2013 Between Action and the Unknown: The Art of Kazuo Shiraga and Sadamasa Motonaga. Dallas Museum of Art, Dallas 2006 Zéro. Musée d’art moderne et contemporain de Saint-Étienne, Saint-Étienne 1981 ArtPop–Japan. Institute of Contemporary Arts, London
1955 Selected Public Collections Dallas Museum of Art, Dallas Hyogo Prefectural Museum of Art, Kobe Museu de Arte Moderna do Rio de Janeiro,Rio de Janeiro The Museum of Modern Art [MoMA], New York The National Museum of Art, Osaka 
The National Museum of Modern Art, Kyoto 
Tokyo Metropolitan Art Museum, Tokyo