sentences:  From 1925 Nishiyama began the first of several series of photographs in "Photo Times" (, "Foto Taimusu") magazine; these were on a variety of subjects but most notable was Nishiyama's portrayal of the cityscape of Tokyo after the earthquake.From 1928 Shirai used a Rolleiflex camera, and turned this to photographing Nikkō and bunraku (the subjects of solo exhibitions); he later added a Leica, but from 1959 changed to a Nikon F that he always used with a 50 mm lens.Virtually all of Nishiyama's prewar work was destroyed in the bombing of Tokyo.