Ba Zi10 min read

Ba Zi Basics: Your Four Pillars

The foundation of Chinese astrology. Understand your birth chart's day master and elements.

Ba Zi (八字), or Four Pillars of Destiny, is the foundation of Chinese astrology. Your birth year, month, day, and hour each have a Heavenly Stem and Earthly Branch.

The Four Pillars

PillarRepresentsTime span
Year PillarAncestors, early childhood0-15 years
Month PillarParents, career foundation16-30 years
Day PillarYOU (Day Master), spouse31-45 years
Hour PillarChildren, late life46+ years

The Day Master — The Most Important Element

Your Day Master is the Heavenly Stem of the Day Pillar. It determines your core nature. There are 10 possible Day Masters, each linked to yin/yang and one of the five elements:

ElementYinYang
WoodYi (阴木 — tree, flexible)Jia (阳木 — big tree, strong)
FireDing (阴火 — candle, gentle)Bing (阳火 — sun, radiant)
EarthJi (阴土 — garden soil)Wu (阳土 — mountain)
MetalXin (阴金 — jewelry, refined)Geng (阳金 — sword, sharp)
WaterGui (阴水 — rain, adaptable)Ren (阳水 — ocean, powerful)

Favorable vs Unfavorable Elements

Based on your Day Master, certain elements support you and others drain you. This determines your lucky colors, directions, and career paths.

Book a Ba Zi reading for a complete analysis including your favorable elements, wealth potential, and current luck cycle.