Thanks to Hansuramu for finding this! Falcom posted samples of the Sora no Kiseki Zanmai album on their facebook today, as well.
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The webmaster, creator, and administrator of Endless History and all the sites located on esterior.net. Web developer and designer by day, translator, Kiseki crack theorist, and game streamer by night. Also, apparently a very floofy guy.
Thanks for the upload, that version of Overdosing Heavenly Bliss was amazing! I Swear was probably the best though. I hope they do a Zero or Ao no Kiseki Zanmai soon.