Emperor Tenji was the 38th emperor of Japan, reigning from 668 to 671 AD. He is known for his efforts to strengthen the central government and promote Buddhism. His reign marked a significant period in the development of the Japanese state, as he implemented various reforms to improve administration and military organization. Tenji was also a patron of the arts and culture, encouraging the creation of poetry and literature. He is often associated with the Taika Reform, which aimed to centralize power and enhance the emperor's authority. His legacy continues to influence Japanese history and culture today.