Gui Hai (癸亥)

归海之雨 · Rain Returning to the Sea

Auspice · Published 2026-09-28

Stem

癸 · Yin Water

Branch

亥 · Pig

Nayin

Water of the Great Sea

Hidden stems

壬、甲

Emptiness

子丑

Gui Hai (癸亥) is one of the sixty day pillars of Chinese astrology: Yin Water standing on the Pig branch, nayin Water of the Great Sea. Its traditional image is Rain Returning to the Sea — The gentle final chapter, where everything gathers.

Hidden stemsare the stems stored inside the branch, each read as a Ten-God relation to the day stem. Self-seat is the stem’s Twelve-Stage position on its own branch (“Stillness” and “Storage” are phases, not verdicts). Emptinessmarks the two branches left vacant by this pillar’s ten-day cycle. Conventions: method.

Why is 癸亥 “Rain Returning to the Sea”?

This is the sixtieth pillar, the last of the cycle, and it is made entirely of water. Guǐ (癸) is yin Water, the small and given kind; Hài (亥) is the Pig, the branch where winter opens and where 壬, water at its largest, is the core stem. So the smallest form of water sits on the largest, at the end of the count, with nothing dry anywhere in the pillar. The image the title chooses is not a flood but a return: rain that has already fallen, already done whatever it was going to do on the way down, arriving where all water was going anyway. A last movement, not a climax. Hence 归海之雨, Rain Returning to the Sea.

What is a Gui Hai person like?

They will tell you the whole thing, including the part that does not make them look good, and they will tell it without the flinch most people put in first. It reads as unusual candour and it is, but the mechanism underneath is that the episode is genuinely finished for them — closed, filed, no longer load-bearing — which is also why hearing it can be stranger than expected: the listener is still reacting to something the teller has already put down. The cost sits at the other end. Things get closed early. A relationship, a job, a version of themselves gets returned to the sea while other people are still mid-sentence about it, and the door does not reopen. Ask what they would go back to, and watch how quickly the answer comes.

What is inside the pillar?

Only two stems sit in 亥, 壬 (yang Water) and 甲 (yang Wood), and under a 癸 Day Master the first is Rob Wealth (劫财) and the second Hurting Officer (伤官): a bigger version of this same element occupying the seat alongside it, plus the one star in the system that recognises no authority over itself. There is no Officer here for it to answer to and no Resource star either, since the branch stores none; among the sixty this is one of the most self-contained water seats, which is a different thing from a well-supported one. 癸 on 亥 is Prime (帝旺) on the twelve stages, maximum strength, and it falls on the final pillar of the cycle — the count ends at full flood rather than at exhaustion. Its emptiness (空亡) covers 子 and 丑. Its nayin, shared with 壬戌, is Water of the Great Sea (大海水): the two pillars that close the sixty carry the same name, and it is the only nayin in the cycle that is simply water called water.

What does 2026 (丙午) mean for a Gui Hai day pillar?

In 2026, the year pillar is 丙午. Read against 癸 as the Day Master, the year stem reads as Steady Wealth and the year branch as Windfall. The year branch 午 has no clash or harmony with 亥. These are table facts about one pillar, not a forecast: the same year lands differently on two people who share a day pillar, because the other six characters differ.

Every cell above is derived at build time by the same modules that compute the chart — nothing here is written per year by hand, so it cannot drift out of date while the page stays live. One convention worth knowing: a BaZi year turns at lìchūn (立春, around 4 February), not on 1 January, so a date in late January still belongs to the previous year pillar (our conventions). What the table cannot say is whether a clash or combination in that column helps you or strains you: that depends on how the relation is read and on what your whole chart needs — its useful god (用神).

Is this the whole chart?

No — the day pillar is one of four, and everything above is the picture of one pillar, not a verdict on a person. Whether the furnace in your chart burns hot or barely at all depends on the other six characters and the season you were born in (how we weigh that is public). Read the image, then check it against a real memory: it should argue with you or agree with you. Both are useful. The chart also moves through ten-year luck pillars, and when the first one starts is counted from your birth moment too. The free BaZi calculator shows this pillar in its full context — no account needed.

Gui Hai is one of sixty pictures — the full table is on the day pillar index. The stem on top is your Day Master; the imagery layer is the nayin system. The same Day Master on other seats: Gui Wei. Auspice is for reflection, not prediction.