Si Zhu (Four Pillars / Ba Zi) vs Shikilux

Si Zhu (Four Pillars or Ba Zi) and Shikilux both take birthdate (and birth time) as inputs. But Si Zhu is a traditional fate calculus grounded in classical Chinese philosophy; Shikilux is an East-West integrative framework combining East Asian fate calculus, Western astrology, and modern psychology.

From Shikilux Editorial This article respects the long tradition and rich system of Si Zhu while clarifying differences and overlaps.

What Si Zhu is

Si Zhu (“Four Pillars” or Ba Zi, “Eight Characters”) is a fate-calculus method rooted in classical Chinese philosophy. From birthdate and birth time, four pillars (Year, Month, Day, Hour) are erected using the sexagenary calendar (60 Heavenly Stems × Earthly Branches combinations). Five Elements balance, Ten Gods (通変星, ten relational deities), and Twelve Stages (十二運) are read holistically.

Main features:

• Input: Birthdate + birth time (time is required to erect four pillars)
• Dimensions: 4 pillars, Five Elements, Ten Gods, Twelve Stages
• Types: Sexagenary × 4 pillars yields hundreds of thousands of combinations
• Calculation basis: Sexagenary calendar + Five Elements + Ten Gods + Twelve Stages
• Cultural background: Classical Chinese philosophy (Five Elements, Yin-Yang)

Si Zhu carries deep tradition and rich interpretive systems. Skilled practitioners’ readings can be strikingly precise; meanwhile, interpretation varies among schools.

What Shikilux is

Shikilux takes East Asian fate calculus, including Si Zhu, as one theoretical source, and integrates Western astrology, modern psychology, and philosophy.

Main features:

• Input: Birthdate (required) + birth time and place (optional)
• Dimensions: 4 axes (Essence, Cycle, Relation, Compass)
• Types: 60 essence types × 12 phases × 8 relation labels × 84 compass cells
• Calculation basis: Integration of sexagenary, Five Elements, astrology, psychological typology (implementation held as trade secret)
• Cultural background: East-West integration

Shikilux takes Si Zhu’s sexagenary, Five Elements, and Ten Gods concepts as theoretical sources, but outputs are positioned as “tendency mirrors” rather than predictions. Ethical guidelines explicitly state “not medical / legal / financial advice” and “not counseling.”

Comparison Table (6 axes)

Which to choose

When Si Zhu fits

• Deep interpretation in classical Chinese philosophy: Full reading of Five Elements and Ten Gods
• Conversation with skilled practitioners: Quality of individual interpretation
• Fine individualization across hundreds of thousands: Full Four Pillars × sexagenary
• Lineage inheritance: Learning a specific school’s system

When Shikilux fits

• Objective-input tendency map: Avoid self-report bias
• Explicit ethical framing: “Mirror, not oracle” stated openly
• Time axis: 12-phase current period
• Multi-axis map: Essence + Cycle + Relation + Compass on one map
• East-West perspective: Sexagenary, astrology, psychology in one framework
• 24/7 digital access

Using both

The two complement each other.

• Si Zhu for deep interpretation in classical Chinese philosophy from skilled practitioners
• Shikilux for an East-West integrative tendency map and the current phase

Convergences confirm tendencies from both traditional and modern angles. Divergences surface interpretive width.

FAQ

Which is more accurate, Si Zhu or Shikilux?

The “accuracy” criteria differ. Si Zhu is a traditional fate calculus with predictive intent. Shikilux is designed as a non-predictive tendency mirror. Shikilux secures “tendency precision” via academic citations and internal QA but does not assert future events.

Does Si Zhu’s sexagenary correspond to Shikilux’s 60 types?

Shikilux takes sexagenary as one theoretical source, but the output labels and interpretive axes differ. No direct 1-to-1 correspondence.

Do Si Zhu’s Ten Gods correspond to Shikilux’s Compass axis?

They share theoretical sources, but Shikilux restructures into 84 compass cells distinctly.

Is Shikilux a modern Si Zhu?

More accurately, “an East-West integrative framework.” Si Zhu is one theoretical source; Western astrology, psychology, and philosophy are also integrated.

How does Shikilux handle Si Zhu’s school differences?

Shikilux fixes specific interpretive standards in implementation (held secret), ensuring reproducibility across what Si Zhu schools may interpret differently.

Is Shikilux useful for those who study Si Zhu?

Yes. Using both alongside surfaces overlaps and differences as insights.

Related articles

• MBTI vs Shikilux
• 16Personalities vs Shikilux
• Western Astrology vs Shikilux

Deepen with Shikilux

Start the diagnostic

References

• Xu Ziping (Northern Song). Yuan Hai Zi Ping.
• Smith, R. J. (1991). Fortune-tellers and Philosophers: Divination in Traditional Chinese Society. Westview Press.
• Shikilux Editorial (2026). Shikilux: A Four-Axis Integrative Framework for Self-Understanding. arXiv preprint.

Edited by Shikilux Editorial. Implementation logic is held as a trade secret.