What version of the calendar is Bone Song?

Which version of the calendar is Bone Song? Guguge is a version of the Eastern Han calendar. "Song of Bone" is an ancient fortune-telling method. It is an ancient divination in China. It is used to measure fate, good luck and bad luck according to people's dates of birth. The song of white bones first appeared in the Eastern Han Dynasty, and was popular in the Southern and Northern Dynasties, the Tang Dynasty, the Song Dynasty, the Yuan Dynasty and other historical periods.