Emperor Ninkō was the 121st emperor of Japan, reigning from 1817 to 1846. He was born on June 30, 1800, and was the son of Emperor Kōkaku. His reign is noted for its focus on traditional Japanese culture and governance, as well as the challenges posed by external pressures from Western nations. During his time as emperor, Ninkō faced significant political changes, including the growing influence of the Tokugawa shogunate. He was known for his efforts to maintain the imperial court's authority and promote the arts. Ninkō passed away on January 21, 1846, and was succeeded by Emperor Kōmei.