C558 The Sisters Were Hostile to Each Other

Okay! Everyone can now see that the colors we use in spring, summer, autumn, and winter are green. Red, yellow, and white correspond to our four themes.

In spring, we use grass because in the season of the revival of all life, weeds are born again in spring. In summer, I didn't use red because of its hot and humid atmosphere.

So we use blue. This is because of the blue sky