Alternatively, "Okru" could be a misspelled name of a company or project. For example, "OkRu" was a Russian video hosting platform similar to YouTube, which closed in 2017. Maybe the user is asking about an update to a film that was previously on OkRu, but that's a stretch.
If the user is asking about OCR updates, perhaps they are referring to improving the quality of the film's subtitles or text elements using OCR technology. In that case, I can explain how OCR is used in restoring old films, digitizing subtitles, or creating accessible content for the hearing impaired. However, without a confirmed connection, this is speculative. hadaka no tenshi 1981 okru upd
Another angle is that the user is looking for a software or tool update related to the film. For example, a patch for a video player that adds support for a 4K remaster or a 5.1 audio track. If "Hadaka no Tenshi" is a cult classic, there might be efforts to remaster it, but I need to check if that's the case. Alternatively, "Okru" could be a misspelled name of