Rokusei Senjutsu
The is a kind of Chinese astrology and a handy approximation of the Four Pillars of Destiny. The Four Pillars of Destiny is too complicated and difficult for everyday use, consequently this approximation was introduced in Taiwan and Hong Kong. The name "Dosei Jin" has no relationship with Saturn. The each KūBōs of 戌 and 亥 consists of 辛丁戊 and 戊甲壬; their main element is 戊, belonging to the Soil or Earth in Wu Xing.