I should check if "Risou no Otousan Tomodachi" is a known movie, book, or other media. A quick search might show that it's a Japanese movie or book. However, I need to be careful because sometimes titles can be misleading. If it's a movie, I need to provide legal ways to download it, respecting copyright laws. If it's a book, maybe there's an eBook version available on Japanese sites or through Amazon.
"Risou no Otousan Tomodachi" sounds like a Japanese title. "Risou" could be a name or part of a title. "Otousan" means father, and "Tomodachi" means friend. So maybe it's "Risu's Father Friend" or something like that. The user is asking to "descargar" which is Spanish for download. So they want to download a report or document related to this title in Japanese.
Finally, ensure the response is helpful, clear, and avoids any implication of supporting piracy.
Also, since the user mentioned "japones," they might need the document or media in Japanese. So maybe they want to download it in its original language. I need to confirm if there are legal distribution channels in Japan or international platforms that have this content. If not, advising them to check the author's website, publisher's site, or contact libraries might be necessary.