忍者(にんじゃ)

にんじゃ
noun
ninja
person
1. ninja
A covert agent or mercenary in feudal Japan, trained in espionage, sabotage, disguise, and martial arts. In modern usage, also refers to the popular cultural image of these figures.
忍者(にんじゃ)は闇(やみ)に紛(まぎ)れて行動(こうどう)した。
Ninjas operated under the cover of darkness.
伊賀(いが)と甲賀(こうか)は忍者(にんじゃ)の里(さと)として有名(ゆうめい)だ。
Iga and Koka are famous as ninja villages.
忍者(にんじゃ)をテーマにした映画(えいが)やアニメは世界中(せかいじゅう)で人気(にんき)がある。
Movies and anime featuring ninjas are popular all around the world.

Etymology

忍者(にんじゃ) were covert agents active during Japan's feudal period (roughly 15th–17th centuries). Their primary roles included espionage, reconnaissance, and sabotage rather than direct combat. The most famous ninja clans were based in 伊賀(いが) (Mie Prefecture) and 甲賀(こうか) (Shiga Prefecture).

Related words

Modern usage

忍者(にんじゃ) appears frequently in pop culture. Japan has several ninja-themed tourist attractions, including 忍者(にんじゃ)屋敷(やしき) (ninja houses) and 忍者(にんじゃ)体験(たいけん) (ninja experience activities).

Related Words

Related: 侍(さむらい) (samurai)
Related: 忍術(にんじゅつ) (ninja techniques/arts)
Related: 手裏剣(しゅりけん) (throwing star)
Related: 忍(しの)び (alternative word for ninja)
Related: くノ一(いち) (female ninja)
Compare: 間諜(かんちょう) (spy)
Compare: 密偵(みってい) (spy)
general
Added 2026.2.13 21:44 · Revised 2026.9.2 13:01
11000/11112_ninja