Eterna Musik (えてるなむじーく) is a comparatively old doujin circle led by Kotono. The circle formed in 2000, but some of their songs were written in late 90's. This was in an age where doujin music wasn't that widespread: the new Touhou series and Vocaloid, two franchises that did some heavy boost to the doujin music scene, were still years away. I'm not particularly well-knowledged about that era, but based on what I've read I think Key arranges and other moe songs were popular those days: Kanon and Air were released in 1999 and 2000, respectively. These two games must have been very influential at that time.  Continue reading