noun
aiki (martial arts principle of blending with and redirecting an opponent's force)
A core concept in aikido and related arts; refers to harmonizing with an attacker's movement to neutralize or redirect their power rather than opposing it directly.
See also: 合気道 (あいきどう)
合気道では、合気の原理を体得することが重視される。
In aikido, mastering the principle of aiki is emphasized.
彼は合気の達人と呼ばれている。
He is called a master of aiki.