Kiyoshi Nagai, also known as Hiroyuki Tajima, was a Japanese artist who studied western painting techniques at the Tokyo School of Fine Arts. He would sign his abstractions as Tajima, while he used Nagai for his more figurative works.
Featured image: Kiyoshi Nagai - Mother and Baby, ca. 1960 (detail). Woodblock. 23 × 18 in. 58.4 × 45.7 cm. Photo courtesy RoGallery