Mysticism June 5, 2026 2 min read

Daewoon: The 10-Year Luck Cycle in Saju

O
OIYO Research Institute Contributor

Definition

Daewoon is a major cycle in Saju, usually interpreted in 10-year periods.

If the natal Saju chart is the basic structure, Daewoon is the time layer that shows what kind of season or environment that structure encounters.

Core Structure

ElementMeaning
10-year cycleDaewoon is usually read as a decade-scale flow.
Starting ageCalculated from birth data and seasonal markers.
Heavenly stem and earthly branchTwo layers used to interpret the cycle.
Relationship to natal chartMeaning changes according to the original Saju structure.

Difference From Annual Luck

If Daewoon is the larger season, annual luck is closer to the weather of a specific year.

The same year can feel different depending on which Daewoon cycle a person is in.

Careful Use

Daewoon is not a fixed verdict on life. It is better treated as a symbolic tool for identifying repeated themes, available resources, and practical tasks in a period.

Important decisions should also include real conditions such as health, relationships, finances, and timing.

Use https://oiyo.net/en/saju/calculator/ to calculate the basic Saju structure.

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O

OIYO Research Institute

Content Editor

지식 인큐베이터이자 전문 콘텐츠 크리에이터. 경영, 경제, 법률 및 실생활에 유용한 실무/자격증 중심의 깊이 있는 정보를 연구하고 공유합니다.