Full name of the game is "Aselia the Eternal -The Spirit of Eternity Sword-" (a.k.a. "Eien no Aselia -The Spirit of Eternity Sword-"). Title screen theme.
Since this could mostly fit on a musicbox with 15 notes, I took the opportunity to do so. Notes below C4 are removed.
Wow! It seems like this melody can be played offline on a 15 note paper strip music box!
All you need to do is: