Gui Si Day Pillar
Mist over the flame — returning as a long river.
Yin Water (Gui 癸, the morning mist) standing on Si (巳) — the Snake branch, Fire. Na Yin: Long-Flowing Water (长流水).
Not sure this is your day pillar? It's computed from your birth day, not your zodiac year — cast your chart free and check the center column.
The structure
| Day Master | Gui (癸) — Yin Water, the morning mist |
|---|---|
| Day branch | Si (巳) — Fire, the Snake |
| Hidden stems | Bing (丙) — Yang Fire → Direct Wealth (正财) Geng (庚) — Yang Metal → Direct Resource (正印) Wu (戊) — Yang Earth → Direct Officer (正官) |
| Na Yin | Long-Flowing Water (长流水) |
| Cycle position | #30 of 60 — recurs every 60 days |
Si is the Snake branch — early summer's open flame — and it hides three stems that, for a Gui day master, form the most respectable trio in the system: Bing fire, your Direct Wealth (正财), the star of earned, orderly money, as the branch's main qi; Wu earth, your Direct Officer (正官), the star of position and duty; and Geng metal, your Direct Resource (正印), the star of learning and legitimacy. All three carry the character 正 — upright, proper, by-the-book. No other Gui seat is this presentable.
Now run the element cycle through them and the pillar reveals its real mechanism. Fire generates earth: your earnings build your standing. Earth generates metal: your standing feeds your learning and credentials. Metal generates water: the learning replenishes you. Wealth → officer → resource → Day Master — a closed loop, plumbed inside one branch. This is why Gui Si people can work the world so hard without dissolving: effort spent over the flame comes back around as refill. The character matches the wiring — diligent, proper, quietly ambitious, credential-respecting — with conventionality as the obvious tax, and over-evaporation as the risk whenever the loop gets skipped.
What makes Gui Si different
The other mists mostly stay home. Gui Hai (癸亥) sits on its own sea — needing nothing, chasing nothing, complete and private. Gui You (癸酉) is fed without lifting a finger: pure intake, no worldly errand to run. Gui Mao (癸卯) grows things for the pleasure of growing them, unpaid and unbothered. Gui Wei (癸未) and Gui Chou (癸丑) keep their assets in storage, waiting on clash years. Every one of them is, in its own way, self-contained.
Gui Si alone commutes. It is the only Gui built to go out — into markets, institutions, hierarchies — and designed to survive the trip, because the seat's own circuitry routes the proceeds back into the Day Master. The classics' poetic second opinion agrees: this fire-seated pillar's Na Yin is Long-Flowing Water (长流水) — the ancients writing the round trip into its name. The caution is equally specific: the loop only closes if the Geng stage gets honored. Skip the resource leg — the rest, the study, the being-taught — and the circuit becomes a straight line: mist crossing fire, one way, thinning as it goes.
In relationships: the spouse palace
Direct Wealth leads the spouse palace, with Direct Officer standing beside it — the configuration the old texts practically point at when they describe a proper match. The sketch: a partner who is practical, established, and dependable; a partnership that looks like a well-run household from day one — finances orderly, obligations honored, families approving. Gui Si is the marriage-minded mist: it courts seriously, formalizes early, and treats commitment as infrastructure rather than mood.
The friction is the flame under the correctness: a relationship this well-administered can end up fully scheduled and rarely felt — two competent people running an excellent operation while the soft water at the center quietly evaporates. The fix is the seat's own third stem. Geng — the resource leg of your loop — means the partnership must also feed you, not only draw on you: protected, unproductive hours together, being cared for without earning it first. For this pillar, that isn't indulgence; it's the return pipe. A Gui Si marriage that skips the refill leg is running its river one way.
What this page can't tell you
A day pillar is two characters out of eight. It sets your Day Master and colors your closest relationships — but whether that Day Master is strong or weak, what it needs, and when its good years arrive is decided by the other six characters: the season you were born in (the month pillar weighs more than any other), the hour, and the ten-year luck cycle you're standing in right now. Two Gui Si people born in different months live this pillar in genuinely different ways. This page is a portrait of one pillar, not a conclusion about your life. A fuller reading needs the whole chart.
Frequently asked questions
How do I know whether I'm a Gui Si day?
It takes the day-pillar computation — birth year and zodiac animal can't tell you, since the sixty pillars cycle by day. Cast your chart free and check the center column: stem Gui (癸) over branch Si (巳). Born near midnight? The day boundary is true solar midnight, so exact time matters at the edges.
Why is a fire-seated pillar named Long-Flowing Water (长流水)?
Na Yin names read the pillar as a whole, and the ancients' name for Gui Si describes its mechanism better than any modern summary: water that crosses fire and keeps flowing, because the seat's own chain — wealth to officer to resource — routes everything back to the source. The name is the loop. Gui Si doesn't avoid the flame; it's plumbed to survive it.
All three stars in my seat are 'Direct' (正) — what does that trio mean?
正财, 正官, 正印 — proper wealth, proper position, proper learning — are the tradition's three upright stars, and Gui Si is rare in seating all of them at once. Practically it reads as legitimacy across the board: money earned rather than found, status built through channels, credentials that hold up. The trade is flexibility — this seat has no wild card, so the unconventional move always feels expensive.
Isn't standing on fire dangerous for a water day master?
No — the polarity matters. Fire is what water controls, which is exactly why fire is Gui's wealth: it's the element you work, not the element that works you. The honest cost is effort — controlling fire spends water, and a small mist over a big flame can over-extend. That's a workload question for the whole chart, not a threat built into the seat.
Are you actually a Gui Si day?
Cast your BaZi chart free — your day pillar, Day Master, five elements, and current luck cycle, computed from your exact birth moment. No sign-up, about ten seconds.
Cast your chart — freeKeep reading
- All 60 day pillars — the directory
- The Snakein 2026 — your day branch's animal, read as a year sign
- Gui You (癸酉) — Gui on a different ground: dew condensing on the polished blade.
- Gui Wei (癸未) — Gui on a different ground: mist banked in summer earth, a seed vault underfoot.
- Gui Mao (癸卯) — Gui on a different ground: morning mist feeding a spring garden.
- Gui Chou (癸丑) — Gui on a different ground: frost on the winter field, metal banked beneath.
- Gui Hai (癸亥) — Gui on a different ground: the sixtieth pillar: mist returning to the open sea.
LuckPillar readings are for reflection and entertainment. They're not a substitute for professional medical, legal, or financial advice.