1
improvement (to a piece of writing or painting);revision;correction;touching up
とある映画を文庫化した―いや、映画の為に書かれたシナリオを小説として加筆修正し、日本語にローカライズしたものだ。
A certain movie was novelized - rather it was a scenario written for a movie that was expanded as a novel and localized to Japanese.