Lunar New Year
Lunar New Year celebrates the beginning of the year in the lunisolar calendar. Generally it falls between the end of January and the middle of February on the Gregorian calendar. The lunisolar calendar is based on complete cycles of phases of the moon and has 353–355 days. A thirteenth "leap" month occurs approximately every three years which consists of 383–385 days.
Lunar New Year is particularly celebrated in East and South East Asian countries. In China, Lunar New Year and Chinese New Year are used interchangeably and it is the biggest celebration in the Chinese zodiac calendar.