Prince Nobusuke Takatsukasa (鷹司 信輔, Takatsukasa Nobusuke; 29 April 1889 – 1 February 1959), son of Hiromichi, was a Japanese nobleman and politician of the Meiji era (1868–1912) who served as a member of House of Peers in the Diet of Japan. Takatsukasa Nobuhiro was his brother, and Toshimichi was his son. He was a keen ornithologist who went by the nickname of “Bird Prince” (Kotori no koshaku).
Source: “Nobusuke Takatsukasa”, English Wikipedia (CC BY-SA 4.0), excerpt
