sentences:  He was recruited by Natori Yōnosuke for "Weekly Sun News" (, "Shūkan San Nyūsu"); and in 1949 moved to Iwanami Shoten where, again under Natori, he did the photography for about fifty of the slim volumes in Iwanami Shashin Bunko.In 1954 he went freelance, concentrating on magazine work.During the 1960s Nagano observed the period of intense economic growth in Japan, depicting the lives of Tokyo's "sarariman" with some humor.