二に次じ創そう作さく

noun

derivative work; fan work

Refers to creative works (manga, novels, illustrations, etc.) based on existing copyrighted material, typically made by fans without official permission. Often associated with dōjinshi and fanfiction culture.

See also: 同人誌

• 彼かの女じょは人にん気きアニメの二に次じ創そう作さくを描えがいている。

  She draws derivative works based on a popular anime.

• 二に次じ創そう作さくは著ちょ作さく権けんに注ちゅう意いが必ひつ要ようだ。

  One must be careful about copyright with derivative works.