There are the Sheet Music PDF and MP3 file of Ru's piano cover "艾蓮喬形象歌曲 Ellen Joe Image Song - モエチャッカファイア MoeChakkaFire"
You can enter US$3 or more to support RuRu and get sheet or MP3. (請輸入美金$3或以上金額來獲得樂譜或MP3音訊)
Here is the YouTube video: https://youtu.be/XVFOYZYwY7k
Arranged and Performed by RuRu. (鋼琴改編及演奏: RuRu)