Emperor of Japan (disambiguation)

The Emperor of Japan is the ceremonial monarch in Japan's system of constitutional monarchy and is the head of the Japanese Imperial Family.

Emperor of Japan may also refer to:
 * Akihito (born 1933), emperor of Japan 1989–2019
 * Naruhito (born 1960), Emperor of Japan since 2019
 * Emperor of Japan, fictional character in musical stage work The Mikado