Birth city
Locates the correct time reference.
Traditional Korean Four Pillars
Discover Your Day Master with Korean Saju
Korean Saju is a traditional East Asian four-pillars system. We use your birth date, time, and location to offer clear, thoughtful insights for self-reflection.
Your birth details stay private and are used only to calculate your reading.
Location & Time
Why birthplace, longitude, and DST matter
Longitude
Adjusts local solar time when needed.
DST
Accounts for daylight-saving changes.
Careful calculation
Applies the same method consistently.
Four simple steps
How It Works
No special knowledge is needed. We guide you through each step.
Enter your birth details
Add your birth date, time, and city.
Confirm place and time
Choose a reference city and review DST.
Find your Day Master
See the stem and branch in all Four Pillars.
Explore your patterns
Use the reading for reflection, not certainty.
Free calculation
Birth Information
Enter the details as recorded at birth. A precise city and time help us apply location and daylight-saving adjustments.
A clear, responsible approach
Traditional method, explained in plain English
Saju is a traditional system for self-reflection. Results describe patterns and tendencies, not guaranteed outcomes.