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Gyeyu day pillar (癸酉) — Sword-Edge Metal, Void and Ten God

Day pillars · · Mutal Unnie editorial team

At a glance

A day pillar is the stem and branch of the birth day, rather than the birth-year animal. Gyeyu is combination 10 of the sixty-pillar cycle. The engine reports a Yin Water Day Master, Gye, above branch Yu (Metal). Nayin: Sword-Edge Metal · Void: Sul·Hae · Ten God: Indirect Resource · Twelve Sinsal: Jangseongsal (General Star)

Gyeyu — rain and dew
In this guide
  1. What forms the Gyeyu day pillar?
  2. What does Sword-Edge Metal mean, and how does its paired pillar differ?
  3. Why is the main hidden stem classified as Indirect Resource?
  4. When do the next Gyeyu days occur?
  5. What does the Void pair Sul·Hae mean?
  6. Why is this branch in the Jangseongsal (General Star) position?
  7. Can Gyeyu alone determine personality, compatibility or work?
  8. Frequently asked questions

What forms the Gyeyu day pillar?

A day pillar is the stem and branch of the birth day, rather than the birth-year animal. Gyeyu is combination 10 of the sixty-pillar cycle. The engine reports a Yin Water Day Master, Gye, above branch Yu (Metal).

The illustration uses rain and dew for Gye. Check an impression through conversation rather than assuming you know another person's mind.

The branch Yu is Metal; its hidden stems are Gyeong · Sin, ending with the main stem Sin. The branch animal is Rooster. This animal describes the day branch here, not automatically the person's birth-year sign.

FieldEngine result and convention
Day MasterGye (癸) · Yin Water
Day branchYu (酉) · Metal · Rooster
NayinSword-Edge Metal (劍鋒金)
Hidden stems / mainGyeong · Sin / Sin
Ten GodIndirect Resource
VoidSul·Hae
Twelve SinsalJangseongsal (General Star)

What does Sword-Edge Metal mean, and how does its paired pillar differ?

Sword-Edge Metal (劍鋒金) is the traditional Nayin name shared with Imsin. A Nayin image is a cultural metaphor, not an element count, a useful-element prescription or proof of a personality trait. Its element can differ from the Day Master's element without being an error.

The pair makes the distinction concrete: Gyeyu has main hidden stem Sin and Indirect Resource, while Imsin has Gyeong and Indirect Resource. Their branch positions are Jangseongsal (General Star) and Jisal (Earth Star). Sharing the name Sword-Edge Metal therefore does not give the two combinations the same structure or life story.

ComparisonThis pillarNayin pair
Day pillarGyeyuImsin
PolarityYinYang
Main hidden stemSinGyeong
Ten GodIndirect ResourceIndirect Resource
VoidSul·HaeSul·Hae
Twelve SinsalJangseongsal (General Star)Jisal (Earth Star)

Why is the main hidden stem classified as Indirect Resource?

For Gyeyu, the engine compares Day Master Gye with main hidden stem Sin, producing Indirect Resource. The surface elements are Water and Metal; the Ten God calculation uses the hidden stem's element and polarity, not just the branch's surface label.

This element produces the Day Master with matching polarity. Indirect Resource offers a learning metaphor, not a diagnosis of genius or isolation.

This is the representative classification by the main hidden stem. Other hidden stems remain part of the chart; the month, hour and surrounding pillars can change the interpretation's emphasis.

A second comparison keeps the Day Master fixed: Gyemi also begins with Gye, but its main hidden stem is Gi, its Ten God Indirect Officer, and its Nayin Willow Wood. In this comparison the lower character, not the upper one, changes the result. Compare the actual fields before borrowing an interpretation from another pillar with the same stem.

When do the next Gyeyu days occur?

Starting from 26 October 2026, these are the next three calendar days whose engine dayGZ() equals Gyeyu. They repeat at 60-day intervals. A matching day is not a promise of a successful exam, contract or relationship, and does not require moving a real appointment.

Calendar date (as of 2026-10-26)Day pillar
2026-10-26 · MonGyeyu (癸酉)
2026-12-25 · FriGyeyu (癸酉)
2027-02-23 · TueGyeyu (癸酉)

A recurring day is a shared calendar label, not a private appointment with fortune. You can put it beside a journal entry and compare what actually happened, including observations that do not fit the interpretation. After the three dates listed here pass, check the calculator again for the next cycle; the article's reference date does not move automatically.

What does the Void pair Sul·Hae mean?

The engine's sixty-cycle table gives Sul·Hae for Gyeyu. Gongmang, often called Void, identifies two unused branches in its ten-day group. A two-pillar Nayin pair and a ten-day group are different classifications.

Seeing either branch elsewhere in a chart does not erase a person, relationship or opportunity. Treat this as an auxiliary traditional idea, not a reason to cancel plans or spend money. Real circumstances take priority.

Why is this branch in the Jangseongsal (General Star) position?

Here the reference is the day branch Yu's own Three Harmony group, and the target is Yu again. That produces Jangseongsal (General Star). It is not a calculation from the birth-year branch and does not list every star in a full chart.

A peak branch suggests a traditional leadership metaphor. Ask what you can decide and what needs agreement; the name does not require a leadership career.

Can Gyeyu alone determine personality, compatibility or work?

Gyeyu is one pillar of a complete saju chart. A different birth month, hour, other pillars and long-term periods can change the context. These two characters cannot fix personality, marriage prospects or career, and MBTI uses a different basis rather than an interchangeable code.

Use interpretations as questions to compare with experience. They do not guarantee outcomes or support medical, legal or investment decisions. The linked concept guides explain the terms before any personal interpretation.

First confirm that a birth date is Gregorian or convert a known lunar date using the correct country's calendar. For a day pillar, year alone is insufficient. Time near the late-night day boundary also requires a stated convention. The web calculator offers optional corrections; use the same options when comparing two results rather than assuming different displays prove an error.

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Frequently asked questions

What is the Gyeyu day pillar?

It is 癸酉, combination 10 of sixty. Its Nayin is Sword-Edge Metal; its Void branches are Sul·Hae.

What is Gyeyu's day-branch Ten God?

Using main hidden stem Sin within Gyeong · Sin, the engine computes Indirect Resource relative to Gye. This is the main-stem classification.

When is the next Gyeyu day?

As of 2026-10-26: 2026-10-26, 2026-12-25, 2027-02-23. These calendar days recur every 60 days and do not guarantee a good outcome.

Is Jangseongsal (General Star) the only star in a Gyeyu chart?

No. Jangseongsal (General Star) here describes the day branch's position within its own Three Harmony group. A full chart and another reference branch can give other classifications.