Yin-Yang and Five Elements: Chou belongs to yin earth (wet earth), characterized by coldness and stagnation, storing the yin and cold qi of the metal treasury.
Monthly Position: Corresponds to the twelfth lunar month (Minor Cold month), located slightly east of north, with a Five Elements number of 5/10.
Zodiac Correspondence: Represents the Ox in the twelve zodiac animals.
Hidden Stems Characteristics: Internally stores Ji earth (己土), Xin metal (辛金), and Gui water (癸水), with functions of storage and transformation.
Special Relationships:
Six Conflicts: Chou and Wei are in conflict.
Six Harmonies: Zi and Chou are in harmony.
Three Combinations: Si, You, and Chou form the metal trine.
Three Meetings: Hai, Zi, and Chou meet in the northern water.