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The Yin Wood Rooster Day Pillar — 乙酉 Yi You (을유)

Yin Wood Rooster, written as 乙酉 and read as Yi You or Eul-yu in Korean, is one of sixty day pillars used in Korean saju, the traditional birth-chart system close to Chinese BaZi. This page explains what this pillar tends to mean for personality, relationships and work, without making any claims about fate.

#22 of 60Blue Rooster을유

What this pillar is like

In saju, your day pillar is made of a day stem sitting on top of a day branch. The day stem is like the main character of your chart, and the day branch is the stage it stands on. For Yin Wood Rooster, the stem is Yin Wood, nicknamed The Vine, a flexible plant that bends and climbs rather than standing stiff like a tree trunk.

The Vine sits on the Rooster, which belongs to the Metal element. Metal is hard and sharp, so picture a soft, winding vine growing right on top of a metal frame or fence. The frame shapes how the vine can grow. This is why the pairing is read as disciplined and pressure-tested: the branch here is strong enough to guide and test the stem above it rather than simply support it.

This day pillar is pillar number 22 of the 60-pillar cycle, sometimes called Blue Rooster. Roughly 1 person in 60 shares this exact day pillar, so it is neither rare nor extremely common.

Personality and inner world

People with this day pillar tend to carry the natural traits of Yin Wood: flexibility, warmth in how they connect with others, and a sharp eye for small details that other people miss. Like a vine, they often find a way to adapt to new situations instead of forcing things to go a certain way.

The Rooster branch adds something extra. In saju, Rooster is considered a peach-blossom branch, a term used for branches linked to sociability and a kind of natural magnetism that draws attention. People with this influence are often noticed in a room, easy to remember, and comfortable being seen.

This pillar also carries what is called Seven Killings sitting directly in the day branch. Seven Killings is a saju term for a kind of pressure-type influence, often linked to charisma, firm resolve, and a strong sense of responsibility. It can also point to a tendency to push hard or feel internal pressure, so pacing and rest matter.

The twelve life stages are a separate saju measure of how much support a stem receives from its branch. For Yin Wood on the Rooster, the stage is Transition, meaning the energy here is often described as being between one phase ending and a new one about to begin, rather than settled in one place.

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In love and close relationships

In saju, the branch directly under the day stem is called the spouse palace, because it is traditionally read for clues about a person's style in close partnerships. For this pillar, the spouse palace holds Seven Killings and the peach-blossom Rooster branch together.

This combination is often described as drawing people who bring both attraction and challenge into close relationships. It does not predict what a partner will do or feel. It simply suggests a tendency toward relationships that ask for resolve, patience and a willingness to work through friction rather than avoid it.

The peach-blossom quality of the Rooster branch also suggests that people with this pillar may naturally attract social attention and have an easier time meeting new people. How this plays out in any particular relationship depends on the whole chart and on the two people involved, not on this one pillar alone.

Work, money style and growth

Saju tradition links Seven Killings to situations that test a person and, over time, build inner strength and skill. For work, this is often read as a tendency to grow through responsibility, deadlines, or roles that ask for steady follow-through rather than easy routine.

The Vine-on-Metal pairing suggests a disciplined, detail-aware working style. People with this pillar may do well in settings that reward precision and structure, while still using their natural adaptability to adjust when plans change.

The peach-blossom Rooster branch can also support work that involves people, communication, or being visible, since sociability and warmth are part of this pillar's makeup. None of this guarantees a particular career or income outcome; it only describes a general working style.

Tips for people born on this pillar

Because this pillar carries Seven Killings, it can help to notice when responsibility starts to feel like constant pressure, and to build in rest and breathing room rather than pushing through everything at once.

The Vine's flexibility is a real strength. Leaning into adaptability, instead of forcing a fixed plan, tends to fit this pillar's nature better.

Since the Rooster branch brings natural social visibility, it can be useful to choose consciously how and where that attention is used, rather than letting it happen at random.

Remember that a day pillar is only one part of a full saju chart. The other three pillars, built from year, month and hour, add important context to anything described here.

Questions people ask

What does Yin Wood Rooster Day Pillar (乙酉 Yi You, 을유) mean?

It means your day stem is Yin Wood, called The Vine, sitting on the Rooster branch, which is Metal. In Korean saju this combination is read as flexible, sociable and disciplined, with a strong sense of responsibility shaped by pressure.

Is Yin Wood Rooster a good or lucky day pillar?

Saju does not label pillars as simply good or lucky. This pillar is usually described as a mix of charisma, sociability and pressure-tested resolve, with real tendencies in both directions depending on the whole chart.

What is Yin Wood Rooster compatible with?

Compatibility in saju depends on comparing full charts, not just one day pillar, so this page cannot give a reliable match here. In general, this pillar's spouse palace suggests relationships that involve both attraction and some testing of resolve.

How do I find my own day pillar or Day Master?

You can find it for free on this site by entering your birth date, time and place. The site converts your birth time to local solar time at your birthplace to work out your exact day pillar.

When does the Yin Wood Rooster day come around?

Day pillars repeat every 60 days. The next Yin Wood Rooster days are: Sat, Nov 7, 2026 · Wed, Jan 6, 2027 · Sun, Mar 7, 2027 · Thu, May 6, 2027 · Mon, Jul 5, 2027 · Fri, Sep 3, 2027. People born on this pillar often notice these days feel familiar.

Pillars that pair and contrast

Natural partner: 庚辰 Yang Metal Dragon — its stem combines with 乙 and its branch forms a six-harmony pair with 酉, a classic sign of easy cooperation.

Opposite pillar: 辛卯 Yin Metal Rabbit — stem and branch both clash with 乙酉. Lively and stretching rather than bad; give each other room.

Real compatibility reads both full charts — check two birthdays.

Neighbouring pillars

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