Piperine, along with its isomer chavicine, is the alkaloid responsible for the pungency of black pepper and long pepper. It has been used in some forms of traditional medicine.
In the Japanese constitutional monarchy, the emperor does not have any political power. In world politics, he is the only current emperor. The current emperor is His Imperial Majesty the Emperor Akihito. He has been on the Chrysanthemum Throne since his father Emperor ShÅwa (Hirohito) died in 1989. The amount of power belonging to the emperor of Japan has changed a lot throughout Japanese history.
Hirohito was the emperor of Japan from 1926 to 1989. His reign encompassed a period of Japanese militarism that resulted in Japan's participation in World War II, the United States' dropping of atomic bombs on Hiroshima and Nagasaki, and the United States' military occupation of Japan following Japan's defeat.