A martial arts term referring to techniques for escaping or evading capture, associated with ninja lore.
忍者は隠遁術を使って敵から逃れた。
The ninja used the art of escape to flee from the enemy.
Compound of 隠遁 (いんとん, 'seclusion; hiding') and 術 (じゅつ, 'technique; art'). The exact historical derivation is uncertain; the term is associated with ninja traditions.