Basho

Bashō, in full Matsuo Bashō, pseudonym of Matsuo Munefusa, (born 1644, Ueno, Iga province, Japan—died Nov. 28, 1694, Ōsaka), the supreme Japanese haiku poet, who greatly enriched the 17-syllable haiku form and made it an accepted medium of artistic expression. (Biography sourced from Encyclopedia Britannica)