| Masachi Osawa|| Author|
| Shinji Miyadai, Hiroki Azuma, Shunya Yoshimi, Chizuko Ueno, Akihiro Kitada|Masachi Osawa Wikipedia
Masachi Osawa (大澤 真幸, Ōsawa Masachi, born October 15, 1958 in Nagano, Japan) is a Japanese sociologist.
He received his Ph.D in Sociology from the University of Tokyo in 1990. His Ph.D thesis is The Algebra of Actions (行為の代数学, Koi no Daisugaku). His supervisor was Munesuke Mita. He is one of the most influential sociologists in Japan and a prolific author. He has taught at Chiba University and Kyoto University.
He has contributed to the most influential Japanese postmodern journal Critical Space (批評区間, Hihyōkūkan), edited by Kojin Karatani and Akira Asada. Outside Japan, he is best known as a social scientist, often mentioned in reference to sociological and philosophical research on otaku culture and popular Japanese animation series such as Ghost in the Shell: Stand Alone Complex.