While accessing copyrighted material through unofficial channels is illegal, many countries have exceptions for personal use or fair use. Always ensure you're compliant with your local laws when streaming or downloading content.
You are about to leave Rhythm Gaming World and access the external songs DB. While no song or file sold for commercially available videogames is hosted there and only fan generated content is allowed, Rhythm Gaming World has no direct control over the database and no files are hosted here. Alright, we had to made you aware of this, now you can visit the database!