I know how you feel, but finding games with really good Harmonic music is a pain in the neck. Anyone want to start a list?
Final Fantasy XI Sword of Mana Secret of Mana Golden Sun(towns mostly) Mostly the RPG's with 'magic' and is based in 'older' times you could say, will have this music.
http://bluelaguna.net/music/dcost/mp3s.php All the Harmonic Music from Dark Cloud, ftw. Theres also music by similar artists in Dark Chronicle ( Dark Cloud 2 )