《日本書紀》 (Nihon Shoki) is a historical text completed in 720 AD, making it one of the oldest chronicles of Japan. It was commissioned by Emperor Tenmu and compiled by Tachibana no Hayanari and others. The work covers Japan's mythology, ancient history, and the reigns of various emperors, providing a narrative that blends history and legend. The text is written in classical Chinese and consists of 30 volumes. It serves as a crucial source for understanding early Japanese culture, politics, and religion, including the influence of Shinto and Buddhism. Its significance lies in its role in shaping Japan's national identity and historical consciousness.