Yasakani no Magatama is a traditional Japanese jewel, often associated with the imperial family. It is one of the three sacred treasures of Japan, known as the Three Sacred Treasures of Japan, which also include the Kusanagi no Tsurugi (sword) and the Yata no Kagami (mirror). The magatama is a curved, comma-shaped bead made from various materials, including jade and glass, and symbolizes protection and good fortune. Historically, the Yasakani no Magatama has been used in various rituals and is believed to possess spiritual significance. It is often linked to the goddess Amaterasu, the sun deity in Shinto belief, and is considered a symbol of the divine right to rule. Today, it remains an important cultural artifact, representing Japan's rich heritage.