noun
copyrighted material; licensed work
Refers to works protected by copyright, especially in contexts like doujinshi or fan creations where copyright status is relevant. Colloquial.
この同人誌は版権物のパロディです。
This doujinshi is a parody of a copyrighted work.
版権物を無断でアップロードするのは違法です。
Uploading copyrighted material without permission is illegal.
noun
unauthorized derivative work; bootleg
Slang term for a derivative work made without permission, often in fan communities. Can carry a negative connotation.
あのサークルは版権物ばかり作っている。
That circle only makes unauthorized derivative works.
版権物はイベントで売れやすい。
Bootlegs tend to sell well at events.
Compound of 版権 (copyright) and 物 (thing). The slang sense likely arose in fan communities to label works that use copyrighted characters or settings without permission.