You may have heard of "kiko", "kiryoku" or "kiai". Kiko is a kind of exercise called "qi gong" in Chinese. Kiryoku means spirit or energy, and kiai is the shout you hear in martial arts such as karate. All these words contain the character "ki", or "qi" in Chinese, which is a concept meaning a combination of spirit, mind, heart and soul.

・When facing lords and persons of high rank ・Ｗhen you are in some kind of contest ・When crossing rivers and oceans ・Ｗhen you or a relative or friend gets sick ・When travelling through wild parts ・Ｗhen travelling dark syreets at night or in scary places ・When you need drive and energy ・Ｗhen you have wicked thoughts ・When there's no way of avoid something you hate ・Ｗhen something good happens