China follows a lunisolar calendar, which determines the date of the Chinese New Year based on the phases of the moon and the solar year. The date varies between late January and mid-February.
Iran uses the Solar Hijri calendar, which is based on the vernal equinox. The first day of the year, called Nowruz, usually falls on March 20 or 21.
Ethiopia follows the Ethiopian calendar, which is based on the Coptic calendar and has 13 months. The first day of the year, called Enkutatash, occurs on September 11 or 12 in the Gregorian calendar.
Israel follows the Hebrew calendar, which is a lunisolar calendar that determines the date of the Jewish New Year, called Rosh Hashanah, based on the moon cycles and the seasons. The date varies between September and October.
Thailand uses the Thai solar calendar, which is based on the Buddhist Era and is similar to the Gregorian calendar, but with a different epoch. The first day of the year is January 1, but the traditional Thai New Year, called Songkran, is celebrated from April 13 to 15.