12 | 12 | 2017

The incense burned during the testing ceremony is called koh. Certain colors of koh are chosen at each testing level to represent the student's path. Below are the meanings.

Gokyu - Red koh represents the beginning of the universe when there was great heat and pressure.

Yonkyu - Yellow koh represents the great light at the birth of the universe that still shines today.

Sankyu - Orange koh represents the cooling clouds of gases that would soon form stars and planets.

Nikyu - Purple koh represents the early morning of the birth of Earth.

Ikkyu - Brown koh represents the abundance of nutrients for the coming life in the soil.

Shodan - Green koh represents the beginnings of a new life.

Nidan - Blue koh represents the sky and the rain that feed the first life.

Sandan and above - Black koh represents the vastness of the cosmos and interstellar space.