諸侯馬印・指物図のうち 馬印(黒鳥毛金の吹貫)番差物(黒地に傘の四方) Shokō Umajirushi (Flags of Japanese Feudal Lords) and Design of Flags Carried by Samurai Troops: Umajirushi (Large Flag with Black Feather and Gold Fukinuki Streamer) and Flag for Security Guard (Umbrellas on the Four Corners on a Black Background)