Explore each form from the oldest known stage to today.
The character 密 evolved from ancient pictographs representing something hidden or secluded. Its composition combines 宀 (roof/house) with 必 (certainty) and 山 (mountain), suggesting something concealed like a hidden mountain temple or a secret place. Over time, its meaning expanded to include 'secret', 'dense', 'detailed', and 'intimate'. The Liushutong version shows an earlier form where the components were arranged differently, reflecting the character's evolution toward the modern standardized form while maintaining the core concept of something private, thorough, or closely packed. Arrived in Japan: The character 密 likely arrived in Japan during the 5th-6th centuries CE along with the broader introduction of Chinese writing systems, possibly through Buddhist texts and diplomatic exchanges. It became established in the Japanese writing system during the Asuka and Nara periods when Japan systematically adopted Chinese characters (kanji) for official documents and literary works.