was a Japanese samurai best known for his haibun, a scholar of Kokugaku, and haikai poet. He was born , and took the pseudonym Tatsunojà Â. His family are believed to be descendants of Hà Âjà  Tokiyuki.
Yayà « was born in Nagoya, the first son of who served the Owari Domain. He inherited the Yokoi House's patrimony at twenty-six and held important posts of the Owari Domain. He was for example yà Ânin (manager of general affairs), à Âbangashira (chief of guard) and Jisha-Bugyà  (manager of religious affairs). In 1754, at age 53, he retired for health reasons. Yayà « moved to (now in Naka-ku, Nagoya), and lived in the hermitage. He was a prolific and respected composer of haibun, Classical Chinese poems, waka and Japanese satirical poems, and was an adept of the Japanese tea ceremony.
Yayà « also excelled in Japanese martial arts, studied Confucianism and learned haikai from Mutà  Hajaku (æ¦è¤巴éÂÂ) and à Âta Hajà  (太ç°巴éÂÂ). Hajaku and Hajà  were pupils of Kagami Shikà  (Ã¥ÂÂÃ¥ÂÂæ¯èÂÂ), a leading disciple of Matsuo Bashà Â. Mori Senzà  (森éÂÂä¸Â), a student of old Japanese literature, compared his hokku to senryà «, and said they were not as interesting as his haibun. Yayà « has been described as a master of haibun, and Nagai Kafà « æ°¸äºÂè·風ãÂÂcalled Yayà «'s haibun a model of Japanese prose.