BaZi knowledge base

Learn the system behind the chart.

Start with the calculation, then learn how traditional concepts relate. These guides keep symbolic interpretation separate from the chart facts.

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What Is BaZi?

A plain-English introduction to the Four Pillars, Day Master, Five Elements and luck cycles.

Core concepts

Understand Wood, Fire, Earth, Metal and Water beyond simple personality labels.

Core concepts

How the Ten Gods organize relationships between the Day Master and every other stem.

Time and cycles

How ten-year cycles add timing layers to a natal Four Pillars chart.

Calculation method

Why a birth clock time is not always the same as the Sun’s local time.

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Find the Heavenly Stem of your Day Pillar and learn what it does in a BaZi chart.

Ten archetypes