noun
supplementary work; addition or alteration to a finished artwork
Refers to the act of adding to or modifying a completed work of art, or the resulting addition itself. Often used in contexts like painting, literature, or film where a later artist or editor makes changes.
この絵には後世の補作が加えられている。
Later additions have been made to this painting.
補作の部分はオリジナルと筆致が異なる。
The supplemented parts differ in brushwork from the original.