What is Life Gua? How to Calculate Your Feng Shui Destiny Number

A: Life Gua (命卦, ming gua) is a trigram calculated from your birth year in Feng Shui. It represents your innate energetic characteristics and your personal Feng Shui attributes. ### Definition of Life

Jul 31, 2026

Q: What is Life Gua? What Role Does It Play in Feng Shui?

A: Life Gua (命卦, ming gua) is a trigram calculated from your birth year in Feng Shui. It represents your innate energetic characteristics and your personal Feng Shui attributes.

Definition of Life Gua

Life Gua, also known as the "Birth Gua" or "Life Palace Gua," is one of the most important concepts in Eight Mansions Feng Shui (八宅风水, ba zhai feng shui). It divides people into eight trigram types: Qian (乾), Kun (坤), Zhen (震), Xun (巽), Kan (坎), Li (离), Gen (艮), and Dui (兑). Each trigram corresponds to a specific Five Elements (Wu Xing) attribute and a set of auspicious and inauspicious directions.

Cultural Context: The Eight Trigrams (Bagua) are the foundational symbols of Chinese cosmology, each representing a fundamental energy pattern in the universe. When applied to people through Life Gua, they reveal which directions harmonize with your personal energy — similar to how Western astrology uses birth charts to identify compatible life themes.

The Functions of Life Gua

1. Identifying Auspicious Directions

Your Life Gua determines which directions are lucky for you. Living, working, or studying in your auspicious directions can boost your fortune, while inauspicious directions may bring negative effects.

2. Choosing House Orientation

Life Gua helps you select the most suitable house orientation. People with an East Four Life should choose an East Four Mansion, while those with a West Four Life should choose a West Four Mansion.

3. Arranging Bedrooms and Offices

Using Life Gua to determine the best placement for your bedroom and office can improve sleep quality and work efficiency.

4. Locating Wealth and Academic Positions

Different Life Gua types have different Wealth Positions (财位, cai wei) and Wenchang Positions (文昌位, wen chang wei). Understanding these helps you arrange your home with clear purpose.

5. Attracting Luck and Avoiding Misfortune

Knowing your Life Gua allows you to avoid directions that are unfavorable to you, minimizing negative influences in your life.

Q: How Do I Calculate My Life Gua? Is There a Detailed Method?

A: There are several methods for calculating your Life Gua. Here are the two most commonly used:

Method 1: Formula Calculation

Male Life Gua Formula: (100 − last two digits of birth year) ÷ 9, take the remainder

Female Life Gua Formula: (last two digits of birth year − 4) ÷ 9, take the remainder

Remainder Reference Table:

Remainder 1: Kan Gua (Kan Gua) — East Four Life
Remainder 2: Kun Gua — West Four Life
Remainder 3: Zhen Gua — East Four Life
Remainder 4: Xun Gua — East Four Life
Remainder 5: Male = Kun Gua (West Four Life); Female = Gen Gua (West Four Life)
Remainder 6: Qian Gua — West Four Life
Remainder 7: Dui Gua — West Four Life
Remainder 8: Gen Gua — West Four Life
Remainder 9: Li Gua — East Four Life
Remainder 0: Treat as 9 = Li Gua — East Four Life

Method 2: Quick Reference Table

The following table lets you look up your Life Gua directly from your birth year:

1900–1920 (Sample):

1900: Male Li / Female Qian
1901: Male Gen / Female Dui
1902: Male Dui / Female Gen
1903: Male Qian / Female Li
1904: Male Kun / Female Kan
1905: Male Xun / Female Kun
1906: Male Zhen / Female Zhen
1907: Male Kun / Female Xun
1908: Male Kan / Female Gen
1909: Male Li / Female Qian
1910: Male Gen / Female Dui

1920–1940 (follow the same pattern)

1940–2000 Quick Reference:

In simple terms, the cycle repeats every 9 years. Here is a quick lookup for years after 2000:

2000–2009:

2000: Male Kan / Female Li
2001: Male Li / Female Gen
2002: Male Gen / Female Dui
2003: Male Dui / Female Qian
2004: Male Qian / Female Kun
2005: Male Kun / Female Xun
2006: Male Xun / Female Zhen
2007: Male Zhen / Female Kun
2008: Male Kun / Female Kan
2009: Male Kan / Female Li

Calculation Examples

Example 1: Male, born 1990 (100 − 90) ÷ 9 = 10 ÷ 9 = 1 remainder 1 Remainder 1 = Kan Gua — East Four Life

Example 2: Female, born 1995 (95 − 4) ÷ 9 = 91 ÷ 9 = 10 remainder 1 Remainder 1 = Kan Gua — East Four Life

Example 3: Male, born 2005 (100 − 05) ÷ 9 = 95 ÷ 9 = 10 remainder 5 Remainder 5, male = Kun Gua — West Four Life

Q: Once I Know My Life Gua, How Do I Apply It in Feng Shui Layouts?

A: Once you know your Life Gua, you can apply it to your home arrangement using the following methods:

1. Identify Your Auspicious and Inauspicious Directions

East Four Life (Kan, Li, Zhen, Xun) Directions:

Kan Life:

Sheng Qi (Vital Qi / Wealth Position): Southeast
Tian Yi (Heavenly Doctor / Health Position): East
Yan Nian (Longevity / Marriage Position): South
Fu Wei (Stability Position): North
Jue Ming (Absolute Worst): Southwest
Wu Gui (Five Ghosts / Secondary Worst): Northeast
Huo Hai (Mishap / Moderate Worst): West
Liu Sha (Six Sha / Minor Worst): Northwest

Li Life:

Sheng Qi (Wealth Position): East
Tian Yi (Health Position): Southeast
Yan Nian (Marriage Position): North
Fu Wei (Stability Position): South
Jue Ming (Absolute Worst): Northwest
Wu Gui (Secondary Worst): West
Huo Hai (Moderate Worst): Northeast
Liu Sha (Minor Worst): Southwest

Zhen Life:

Sheng Qi (Wealth Position): South
Tian Yi (Health Position): North
Yan Nian (Marriage Position): Southeast
Fu Wei (Stability Position): East
Jue Ming (Absolute Worst): West
Wu Gui (Secondary Worst): Northwest
Huo Hai (Moderate Worst): Southwest
Liu Sha (Minor Worst): Northeast

Xun Life:

Sheng Qi (Wealth Position): North
Tian Yi (Health Position): South
Yan Nian (Marriage Position): East
Fu Wei (Stability Position): Southeast
Jue Ming (Absolute Worst): Northeast
Wu Gui (Secondary Worst): Southwest
Huo Hai (Moderate Worst): Northwest
Liu Sha (Minor Worst): West

West Four Life (Qian, Kun, Gen, Dui) Directions:

Qian Life:

Sheng Qi (Wealth Position): West
Tian Yi (Health Position): Northeast
Yan Nian (Marriage Position): Southwest
Fu Wei (Stability Position): Northwest
Jue Ming (Absolute Worst): South
Wu Gui (Secondary Worst): East
Huo Hai (Moderate Worst): Southeast
Liu Sha (Minor Worst): North

Kun Life:

Sheng Qi (Wealth Position): Northeast
Tian Yi (Health Position): West
Yan Nian (Marriage Position): Northwest
Fu Wei (Stability Position): Southwest
Jue Ming (Absolute Worst): North
Wu Gui (Secondary Worst): Southeast
Huo Hai (Moderate Worst): East
Liu Sha (Minor Worst): South

Gen Life:

Sheng Qi (Wealth Position): Southwest
Tian Yi (Health Position): Northwest
Yan Nian (Marriage Position): West
Fu Wei (Stability Position): Northeast
Jue Ming (Absolute Worst): Southeast
Wu Gui (Secondary Worst): North
Huo Hai (Moderate Worst): South
Liu Sha (Minor Worst): East

Dui Life:

Sheng Qi (Wealth Position): Northwest
Tian Yi (Health Position): Southwest
Yan Nian (Marriage Position): Northeast
Fu Wei (Stability Position): West
Jue Ming (Absolute Worst): East
Wu Gui (Secondary Worst): South
Huo Hai (Moderate Worst): North
Liu Sha (Minor Worst): Southeast

2. Practical Application Tips

Bedroom Placement: Position your bedroom in an auspicious direction (Sheng Qi, Tian Yi, or Yan Nian) for better rest and recovery
Home Office Setup: Place your desk in the Wenchang Position (Yan Nian direction) to enhance focus and career growth
Wealth Corner Activation: Arrange prosperity items such as a Golden Toad or Wealth Bowl in your Sheng Qi direction
Avoid Inauspicious Zones: Do not place important rooms (bedroom, kitchen) in the Jue Ming or Wu Gui directions

How to Apply Life Gua in Your Home

Calculate your Life Gua using the formula above
Stand at your front door facing inward and identify your eight compass directions
Mark your Sheng Qi corner — this is your primary wealth activation spot
Position your bed and desk to face or back into your auspicious directions
Avoid sleeping with your head pointing toward inauspicious directions, especially Jue Ming

Quick Tips:

If you rent and cannot choose your apartment's orientation, maximize your personal directions through interior furniture placement

For couples with different Life Gua, prioritize the head of household or primary income earner

Refresh your Wealth Position quarterly by dusting, reorganizing, and adding a healthy plant or small water feature

3. Important Considerations

1. Coordinating Family Members

If family members have different Life Gua types, prioritize the head of household or the primary breadwinner when arranging shared spaces.

2. Flexibility Is Key

If your home layout does not perfectly match your Life Gua, you can adjust through interior arrangement — there is no need to force a perfect fit.

3. Holistic Judgment

Life Gua is only one aspect of Feng Shui evaluation. Combine it with other factors such as house facing direction, surrounding environment, and Annual Flying Stars (流年飞星, liu nian fei xing) for a complete picture.

4. Regular Updates

While your Life Gua is fixed, annual energy shifts throughout the year. Adjust your Feng Shui activations each year based on the Annual Flying Stars chart to stay aligned with changing luck cycles.

Summary: Life Gua is the core concept of Eight Mansions Feng Shui. It helps you understand your personal energetic makeup and identify which directions bring you luck and harmony. Calculating your Life Gua is straightforward — once you learn the method, you can easily determine your own and optimize your home layout to improve your quality of life and attract greater prosperity.

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