Ka Cho Fu Getsu

花(Ka) is a flower. 鳥(Cho) is a bird. 風(Fu) is wind. 月(Getsu) is the moon.
-->Literallyy means "Flower, Bird, Wind, Moon"

Explaining:
The beauties of nature.

This Japanese proverb is showing the sense of Japanese people. They feel beauty most in these four elements and have made many paintings and poems. That is why these four elements are considered as the beauties of nature.