Mysticism June 11, 2026 2 min read

The Meaning of the Earthly Branch Wu (午) — Horse Sign · Fire (火) Comprehensive Guide

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OIYO Research Team Contributor

Wu (午) is the position of the noon sun, representing high noon and midsummer. In the Twelve Earthly Branches, it is the point where Yang energy reaches its peak—a force that extends openly and without restraint, much like a horse galloping with its mane flowing in the wind.

At a Glance

CategoryContent
Hanja
Zodiac AnimalHorse
Five Elements · Yin-YangFire (火) · Yang (陽)
Season (based on solar terms)5th Lunar Month (from Mangjong)
Associated Time11:00 – 13:00
Hidden Stems (支藏干)Bing (丙) · Ji (己) · Ding (丁)
Key KeywordsPassion, Peak, Glamour, Directness

Personality Manifestation

Individuals with a strong Wu (Fire) influence are typically fiery, spontaneous, and expressive in their emotions. They thrive when in the spotlight, and like a running horse, they often feel frustrated by the need to stop or look back.

Samhap and Chong

It forms a Fire-frame (火局) through the In-Wu-Sul (寅午戌) Samhap, and clashes with Zi (子) in the Zi-Wu Chong (子午沖)—a collision between the fire at its peak and deep water, often associated with emotional volatility and dramatic life changes.

Frequently Asked Questions

Q. Are people born during the Hour of the Horse (11:00–13:00) impatient?

A. The Wu (Fire) in the Hour Branch (時支) corresponds to one’s later years or internal rhythm; rather than mere “impatience,” it is viewed as a “peak time for energy.” If the overall Saju chart has a balanced amount of Water (水), these individuals are able to maintain their passion while effectively managing their pace.


Earthly Branches represent the ‘time and environment’ in Saju. The manifestation of the same character varies depending on whether it is located in the Year, Month, Day, or Hour pillar, and what kind of combinations (Hap) or clashes (Chong) it forms with surrounding characters.

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OIYO Research Team

Research Team

The OIYO research team structures material from psychometric scales, statistics, and academic literature. We name both the popular framing and its scholarly limits, so each guide works as a tool for reflection rather than a verdict.