noun
qigong; chi kung; breathing exercise
A Chinese system of coordinated body posture, movement, breathing, and meditation used for health, spirituality, and martial arts training.
彼は毎朝公園で気功をしている。
He does qigong in the park every morning.
気功は中国の伝統的な健康法の一つだ。
Qigong is one of the traditional Chinese health practices.
Tai chi is a martial art that often incorporates qigong principles, but qigong is a broader set of practices not limited to martial arts.
From Chinese 氣功／气功 (qìgōng), literally 'breath work' or 'energy cultivation'.