Masachi Osawa (大澤 真幸, Ōsawa Masachi; born October 15, 1958 in Nagano, Japan) is a Japanese sociologist and philosopher. 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.
Source: “Masachi Osawa”, English Wikipedia (CC BY-SA 4.0), excerpt