DAY PILLARS · SAJU
Day pillar 己丑 (Gichuk): Yin Earth on the Ox
Gichuk is a field in the depths of winter, the earth damp and frozen under a low sky. Nothing seems to move, and yet everything is getting ready. A patient nature, earth upon earth, moving forward in successive layers rather than in bursts.
1. The image
In this image, Yin Earth, the earth of gardens and tilled soil, rests on the Ox, also Yin Earth, in the coldest part of winter. Same element, same polarity: tradition speaks of the peer, support of its own nature. The Ox hides Water (癸) and Metal (辛): wet earth keeping minerals in reserve. The nayin, shared with Muja, is Thunderbolt Fire (霹靂火): a flash of lightning over a sleeping field, a reminder that calm holds energy.
2. Your birth element: Yin Earth
Yin Earth suggests the cultivated field, the loose soil that receives and makes things grow. In this image, you take care, you welcome, you quietly make things possible for others. This availability matters. Its flip side: absorbing everything, to the point of forgetting to say what you yourself need.
Read the portraits of the ten elements
3. What it rests on: the Ox
The Ox is an Earth branch, the branch of late winter, around January. It hides three stems: 己 Earth, 癸 Water and 辛 Metal. The tradition sees it as a store, a cold earth that keeps things and lets them ripen. In this image, the seat of the day is patient, solid, made to last.
When the main element of the branch is the peer, the day stem rests on its own nature: same element, same polarity. The tradition sees in it a seat of self-confidence and autonomy: you know how to rely on yourself. The flip side: finding it hard to ask for help or to let the other person decide. The lever: share part of the road.
4. In daily life
You may be one of those people who finish what they start, even slowly. A vegetable patch, an evening course, clearing out an attic: you get back to it day after day without waiting for inspiration. People count on you because you’re there. The flip side: you can chew over a remark for a long time, or carry on with a task alone rather than ask for help. Frozen earth protects, but it can also make what is going on inside you hard to reach.
5. Up close, as a couple
The Ox in the spouse palace evokes a stable intimacy made of rituals: the morning coffee, the same walk on Sundays. You may love a bond that feels like companionship, where each pulls their weight. The peer, here, can also turn the relationship into a standoff between two stubborn streaks. In this image, closeness breathes when each person keeps a space the other has nothing to plough.
6. The lever
Gichuk’s lever: giving a way out to what is ripening in silence. Your earth keeps things well, but not everything kept has to stay buried. Once a week, tell someone where you’re at with a project, even if it isn’t finished. You’ll often see what is taking shape as you say it. What are you preparing right now that you haven’t told anyone about yet?
7. The nayin: Thunderbolt Fire
霹靂火, Thunderbolt Fire: a sudden flash that lights up the sky in an instant. The image suggests intensity, liveliness, ideas that spring up all at once. The tradition sees it as a powerful, brief fire that gains from being channeled to give light for a long time.
8. Why this pillar isn’t the whole story
This pillar is only one part of your chart. Saju counts eight signs, spread across the year, month, day and hour of birth. Thousands of people share this same day pillar, since it comes back every 60 days. What changes everything is the rest: the year and month set the scene, the hour adds its nuance, and the balance of the elements draws a chart that is yours alone.
The next 己丑 days
The calendar of days moves forward continuously: here are the next dates when this pillar comes back, for information only.
Frequently asked questions
What does “the peer” (比肩) mean in the Gichuk (己丑) pillar?
The peer refers to the relationship between two identical elements of the same polarity. Here, the Yin Earth stem (己) sits on the Ox, whose main hidden stem is also 己. Tradition reads in it a reliance on your own strengths, independence, and sometimes a tendency to go it alone.
Why do people talk about the 11 p.m. rule?
In many Saju schools, the day doesn’t start at midnight but at 11 p.m., at the beginning of the hour of the Rat. If you were born between 11 p.m. and midnight, your day pillar may therefore be the next day’s. Other schools keep midnight. Local solar time can also shift this boundary.
Are two people with the same day pillar alike?
They share the same basic image, but not the same chart. The year, month and hour pillars change the balance of the elements and the way the day expresses itself. Two people with the same pillar can therefore have very different temperaments, each in their own way.