春分, or the Spring Equinox, occurs around March 20 or 21 each year. It marks the moment when day and night are approximately equal in length. This event signifies the arrival of spring in the Northern Hemisphere, bringing warmer temperatures and the blooming of flowers. In many cultures, 春分 is celebrated with various traditions. For example, in China, people often partake in activities like flying kites and enjoying seasonal foods. In Japan, it is a time for family gatherings and visiting graves to honor ancestors, reflecting the importance of nature and renewal during this season.