1) BGM is a Vanity Records-artist from Japan from the 70s.
2) "BGM" is also short for background-music therefore it can be music from just about anywhere e.g. movies, anime, games or tv-series.
3) bgm lives in Toronto and makes homemade songs.
4) For the Korean artist BGM (Beauty Gorgeous Music), see 비지엠 Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.