Tadao Umesao (梅棹 忠夫, Umesao Tadao; June 13, 1920 – July 3, 2010) was a Japanese anthropologist. A professor for decades at Kyoto University, he was also among the founders and the director-general of National Museum of Ethnology in Osaka, Japan. A number of Umesao's theories were influential on anthropologists, and his work was also well known among the general population of Japan.
Source: “Tadao Umesao”, English Wikipedia (CC BY-SA 4.0), excerpt