The lunar calendar is a calendar that is based on the phases of the moon. It is used by many cultures around the world, including China, Japan, and Korea. The lunar calendar is divided into 12 months, each of which begins on the new moon. May 3, 2025, will be the first day of the fourth month of the lunar calendar.
The lunar calendar is important for many reasons. It is used to determine the dates of religious festivals and holidays, as well as the times of agricultural activities. The lunar calendar can also be used to predict the weather and tides.