Why founders in Korea time the opening day to their own chart
Want a launch date chosen from your own chart, not a generic almanac?
Get your full premium Saju reading — ₩9,900 One-time payment. A complete reading from your Four Pillars, including Wealth element timing and supportive windows.A generic "auspicious day" calendar tells you which dates carry broadly favorable energy, but Saju goes a step further: it asks how a given day interacts with the specific person opening the business. The eight characters of your birth chart describe a fixed elemental balance, and a launch day adds one Heavenly Stem and one Earthly Branch on top of it. The question is whether that addition strengthens, drains, or clashes with what you already carry. This is why two founders looking at the same month can be steered toward completely different opening dates.
The core anchor is your Day Master — the Heavenly Stem of your day pillar, which stands in for "you" in the chart. A good launch day brings energy your Day Master can use, rather than energy that overwhelms or undercuts it.
In Saju, the Wealth element is the element your Day Master controls, and it maps onto income, assets, and the resources a venture can command. A favorable business start date usually falls on a day that activates that Wealth element cleanly — present and supported, rather than absent or under attack. Readers distinguish two flavors of wealth that change what a "good" day looks like.
| Wealth type | What it suits | Launch-day emphasis |
|---|---|---|
| Jeongjae (Direct Wealth) | Steady, salaried, predictable revenue | A stable day that supports gradual accumulation |
| Pyeonjae (Indirect Wealth) | Entrepreneurship, deals, variable upside | A day that activates opportunity and movement |
Because the same day can read very differently depending on which wealth pattern dominates your chart, the launch date is never separated from the rest of your reading.
A single strong day still sits inside a larger backdrop. Your 10-year Daeun sets the decade's theme and your yearly cycle, Sewun, sets the year's weather. If you are opening during a supportive Wealth cycle, a well-chosen day amplifies an already favorable period. If the wider cycle is weak, a launch day cannot fully reverse it — it can only choose the best moment available, or a day that specifically offsets the current strain. This is why a thorough reading times the opening to a window first, then selects the exact day inside it.
Saju picks a launch day by matching the day's Heavenly Stem and Earthly Branch against your own Four Pillars. The ideal date supplies the element your chart needs, supports your Day Master, and activates your Wealth element, while avoiding days that clash or punish your core branches. It is read against the same yearly and 10-year luck cycles that govern your wider fortune.
No. A date that is excellent for one founder can be neutral or weak for another, because the day is judged relative to each person's own chart. General almanac dates exist, but a Saju-based launch date is personalized: the same calendar day interacts differently with a Wood Day Master than with a Metal one.
The Wealth element is the element your Day Master controls, and in Saju it represents income, assets, and the resources you can command. A favorable business start date often falls on a day that strengthens or cleanly activates your Wealth element, so the venture opens on supportive financial energy rather than during a depleted or clashing period.
You can, but the reading changes. A strong launch day cannot fully override a difficult 10-year Daeun or yearly cycle; it can only choose the best available moment within that backdrop. Many readers will suggest either timing the opening to a more supportive window or selecting a day that specifically offsets the current weakness.
YourChineseAstrology, "Auspicious Date for Grand Opening of Business" · The Qi Flow, "Best Days to Open a Business 2026: Feng Shui Power Dates" · Sajumuse, "Wealth Luck Cycles in Saju: When Your Money Peak Hits" · Sajumuse, "How to Read a Korean Saju Chart: Beginner's Guide."