Un'ichi Hiratsuka (平塚 運一, Hiratsuka Un'ichi; November 17, 1895 – November 18, 1997), born in Matsue, Shimane, was a Japanese woodblock printmaker. He was one of the prominent leaders of the sōsaku hanga ("creative print") movement in 20th century Japan.
Source: “Un'ichi Hiratsuka”, English Wikipedia (CC BY-SA 4.0), excerpt