 1977 (1977) and more new series "Shinobi of the flag" ( "Yomiuri Shimbun" evening edition November 26 - 78 years 22 August ) began.In the same year, he received the 11th Eiji Yoshikawa Literary Prize for his writer's activities centered on "Onihei Criminal Account Book", "Swordsman Commerce", and "Masaru Fujieda Umeyasu" .