The sender says the photo is of some art dipicting "A Success story of military commander Hideyoshi of the Middle Ages in Japan." Toyotomi Hideyoshi  豊臣 秀吉  (1537 - 1598), was a Japanese samurai and  daimyō, is known as the "Great Unifier" of Japan. Hideyoshi succeeded Oda Nobunaga and continued Nobunaga's campaign to unite Japan. He became the de facto leader of Japan. He was also responsible for the invasion of Korea in 1592 which ended in a stalemate. When he died, the Council of the Five Elders kept Hideyoshi's death a secret in order to preserve morale. Eventually Tokugawa Ieyasu took over and was declared  shōgun after the Battle of Sekigahara in 1600. 

Yoshimi sends a great card of  Kōshibyō  孔子廟  found in Nagasaki.  Kōshibyō is the oldest Confucian school in Japan. The word means "Temple of Confucius." Confucianism was introduced from Korea during the Japanese invasions of Korea from 1592-1598. It developed into an elite religion, and had a profound effect on the fabric of Japanese society during the Edo period. Confucian philosophy believes the universe could be understood through human reason, corresponding with universal reason, and thus it is up to man to create a harmonious relationship between the universe and the individual.  Confucianism also created a social system that previously had not existed. Japanese society was divided up into four social classes: samurai, farmers, artisans, and merchants. Samurai were avid readers and teachers of Confucian thought and established many Confucian academies. Japanese Neo-Confucianism introduced elements of ethnocentrism into Japan. Chinese and Korean N...