In Yakuzen, all foods are categorized into five natures: hot, warm, neutral, cool, and cold.

In Traditional Chinese Medicine (TCM), Qi is the vital energy that sustains life. Although invisible, Qi is essential for the birth, growth, and overall functioning of all living things.

Spring is here and now is the time for uprising, regrowing, and cleansing after the long cold winter.
Spring is the season of Yang in Yakuzen and is associated with the below.