Did you mean: ning nieji nanji naja nianji nanjia nianjia nianju ?
| 忍者 | rěn zhě | ninja |
| 忍者神龟 | Rěn zhě Shén guī | Teenage Mutant Ninja Turtles, US comic book series, first appeared in 1984, also films, video games etc |
| 手里剑 | shǒu lǐ jiàn | straight or circular throwing-knife used by ninja and samurai (loanword from Japanese 手裏剣 shuriken) |
| 忍者龟 | Rěn zhě Guī | Teenage Mutant Ninja Turtles (Tw) / see 忍者神龜|忍者神龟[Ren3 zhe3 Shen2 gui1] |