New Year's cards are greeting cards sent to celebrate the arrival of a new year. They often feature festive designs, such as fireworks, snowflakes, or traditional symbols like dragons in some cultures. People use these cards to express good wishes for health, happiness, and prosperity in the coming year. In many countries, sending New Year's cards is a cherished tradition. Families and friends exchange them to maintain connections and share joy. In places like Japan, it is customary to send Nengajo, which are specially designed cards that convey New Year's greetings and are often delivered on January 1st.