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Read Any Relationship by Overlaying Two Birth Charts (Tai Sui Method)

The Tai Sui method drops another person's birth year into your Chinese birth chart to reveal how a specific relationship actually works — far beyond what the Spouse house alone can show.

TAI SUI
LEARNING ACADEMY
Table of contents · 10 sections

Tai Sui Entering the Chart: A Zi Wei Dou Shu Method for Reading Relationships

Tai Sui entering the chart is a Zi Wei Dou Shu technique for reading how another person enters your life field.

It takes the other person's birth-year earthly branch and places it into your chart. The palace it lands in shows the role that person may play in your life, the type of relationship energy involved, and the domain where interaction is most likely to occur.

This method is often used for parent-child relationships, partners, in-laws, workplace contacts, friends, and important yearly relationships.

You can also try the relationship analysis tool on this site: /ziwei/social.

What Does Tai Sui Mean Here?

In this context, Tai Sui does not mean the temple deity commonly discussed in folk belief. It also does not mean the popular idea of "offending Tai Sui" during a zodiac year.

In Zi Wei Dou Shu technique, Tai Sui refers to the earthly branch of a person's birth year.

TermMeaning in this method
Your chartThe Zi Wei chart being examined
Other person's Tai SuiThe earthly branch of that person's birth year
Entering the chartPlacing that earthly branch into the matching palace of your chart
Resulting palaceThe life domain where this person connects with you

Simple version: put the other person's zodiac branch into your chart and see which palace it lands in.

Tai Sui Entering the Chart Is Not "Offending Tai Sui"

These two ideas are often confused, but they are different.

TopicTai Sui entering chartOffending Tai Sui
SystemZi Wei Dou Shu relationship techniqueFolk yearly zodiac belief
Main inputAnother person's birth-year branchYour zodiac and the current year
Main questionWhat role does this person play in my chart?Is this year in conflict with my zodiac?
Use caseRelationship analysisYearly caution and folk ritual
InterpretationPalace role and chart interactionZodiac-year relationship to annual Tai Sui

This article focuses only on the Zi Wei Dou Shu technique.

Basic Principle

This method was proposed and systematized by modern Zi Wei teacher Zi Yun and is widely discussed in practical relationship reading.

The basic steps are:

  1. Identify the other person's birth-year earthly branch.
  2. Find the same earthly branch location in your chart.
  3. See which palace that location belongs to.
  4. Interpret that palace as the relationship role this person enters through.
  5. For deeper reading, compare the palace's stars, brightness, malefics, Four Transformations, and San Fang Si Zheng.

If the person enters a favorable or supported palace, the relationship may bring help, connection, or development. If the person enters a pressured palace, the relationship may bring lessons, burden, conflict, or unresolved attachment.

Earthly Branch and Zodiac Reference

ZodiacEarthly branch
RatZi
OxChou
TigerYin
RabbitMao
DragonChen
SnakeSi
HorseWu
GoatWei
MonkeyShen
RoosterYou
DogXu
PigHai

Use the earthly branch, not only the animal name, because Zi Wei charts are built on branch locations.

What Each Palace Means

When another person's Tai Sui enters one of your twelve palaces, the relationship often expresses through that palace theme.

Palace enteredPossible relationship meaning
Life PalaceThis person strongly affects your identity, choices, and self-perception
Siblings PalacePeer-like bond, sibling feeling, comparison, cooperation, or rivalry
Spouse PalaceRomantic, marriage, partner, or one-on-one emotional significance
Children PalaceChild, student, subordinate, creative project, or care-giving theme
Wealth PalaceMoney exchange, value, transactions, spending, profit, or financial pressure
Health PalacePhysical burden, concern, caregiving, stress, or daily-life friction
Travel PalaceExternal opportunity, distance, public contact, movement, or outside-world connection
Friends PalaceFriend, client, team member, social network, supporter, or group pressure
Career PalaceWork, status, responsibility, boss, collaborator, or professional effect
Property PalaceFamily, home, real estate, living space, roots, or private stability
Spirit PalaceEmotional comfort, hidden worry, values, taste, or inner satisfaction
Parents PalaceElder, authority, document, institution, teacher, or formal relationship

This is a role indicator, not a full verdict. The palace condition still matters.

Examples by Relationship Type

Parent and Child

If a child's Tai Sui enters the parent's Children Palace, the role is very direct. The parent may experience the child through care, education, responsibility, and emotional investment.

If the child enters the parent's Career Palace, the child may influence the parent's work choices, time allocation, or public responsibility.

If the child enters the parent's Spirit Palace, the relationship may be emotionally important, comforting, or worrying in a deeper private way.

Romantic Relationship

If a partner's Tai Sui enters your Spouse Palace, the relationship naturally activates partner and marriage themes.

If the partner enters your Wealth Palace, the relationship may involve shared spending, financial values, earning pressure, or practical resource exchange.

If the partner enters your Travel Palace, distance, mobility, public life, or external opportunity may shape the relationship.

In-Laws and Family

In-law relationships often show up through the Property Palace, Parents Palace, Spouse Palace, or Friends Palace.

The exact palace helps clarify whether the person enters your life as family structure, authority, partner-related pressure, or social-network obligation.

Workplace Contacts

For bosses, coworkers, partners, and clients, check whether their Tai Sui enters your Career Palace, Friends Palace, Wealth Palace, or Parents Palace.

PalaceWorkplace meaning
Career PalaceDirect work responsibility or professional role
Friends PalaceTeam, client, network, cooperation, or social pressure
Wealth PalaceTransactions, income, negotiation, payment, or cost
Parents PalaceAuthority, institution, contract, rule, approval

This helps separate a helpful colleague from a demanding client or a formal authority figure.

2026 Bing Wu Year Quick Reference

The year 2026 is Bing Wu year. If you are reading annual relationships, the Wu branch and its zodiac relationships become more visible.

ZodiacBranchRelationship to Wu yearBasic note
RatZiClashStrong movement, conflict, or change pressure
OxChouHarmHidden friction, discomfort, or mismatch
TigerYinStable supportCan connect through growth and momentum
RabbitMaoBreakRelationship boundaries or expectations may shift
DragonChenStableLess direct annual pressure
SnakeSiStableGradual development and hidden support possible
HorseWuSame Tai SuiSelf-year focus, stronger visibility and pressure
GoatWeiSix harmonyEasier cooperation, emotional smoothing
MonkeyShenToil tendencyMore work, coordination, or practical burden
RoosterYouBreakRelationship adjustments or value mismatch
DogXuTrineSupportive movement, shared direction
PigHaiHidden harmonySubtle connection, private help, or indirect support

This table is only a quick annual reference. For actual relationship reading, still place the person's Tai Sui into your full chart.

Advanced Reading

After finding the entered palace, continue with these checks:

CheckWhy it matters
Major stars in the palaceShows the nature of the relationship role
Auspicious starsIndicates help, smoothing, or support
Malefic starsIndicates friction, burden, urgency, or disruption
Four TransformationsShows gain, authority, reputation, or attachment
San Fang Si ZhengShows the wider relationship field
Decade and annual cyclesShows when the relationship becomes active

For example, if a person's Tai Sui enters your Wealth Palace and the palace has Hua Ji with malefic clash, money or value issues may become sensitive. If the same palace has Hua Lu and supportive stars, the person may bring business opportunity or resource flow.

Frequently Asked Questions

Is this the same as An Tai Sui?

No. An Tai Sui is a folk ritual and belief practice. Tai Sui entering the chart is a Zi Wei Dou Shu relationship analysis technique.

Can I use this for friends or someone I like?

Yes. It can be used for friends, romantic interests, coworkers, clients, family members, and anyone whose birth year is known. The result should be read as a relationship role, not as a guarantee of outcome.

Do I need the other person's exact birth time?

For the basic Tai Sui entering chart method, you mainly need the other person's birth year branch. A full compatibility reading requires more data, but this technique can begin with birth year.

Do I need to check this every year?

The person's natal Tai Sui entering your chart is stable. Annual Tai Sui and annual Four Transformations can further activate or modify the relationship in a specific year.

Continue Learning

Tai Sui entering the chart is useful because it is simple to start but deep when combined with the full chart.

Recommended next steps:

The key is not to label a person as good or bad. The key is to understand where that person enters your life and what part of your chart they activate.

AI report options

Want a deeper AI Zi Wei report?

Use the free chart for reference, then compare paid report options for timing, relationship, career, and life themes.