[Wikipedia] The Gosen Wakashū , often abbreviated as Gosenshū, is the second imperial anthology of Japanese waka compiled in 951 at the behest of Emperor Murakami by the Five Men of the Pear Chamber: Ōnakatomi no Yoshinobu (922-991), Kiyohara no Motosuke (908-990), Minamoto no Shitagō (911-983), Ki no Tokibumi,
