忍術 にんじゅつ ninjutsu; combat and stealth techniques used by ninja for espionage, sabotage, assassination, etc. n MA Advanced ➥
忍者 にんじゃ ninja; person trained in ninjutsu and employed for covert purposes in feudal Japan n Advanced ➥
忍ぶ しのぶ to conceal oneself; to hide v5b vt to endure; to bear; to stand; to put up with v5b vt Advanced ➥