Produced by Loudness. Recorded at SARM Studio in the UK in September 1983 with engineer Julian Mendelsohn, breaking down further barriers globally with licenses to the enterprising Music for Nations
label in the UK and Roadrunner Records
Mastered at TAPE 1 Studio.
Released in Japan as "Disillusion~撃剣霊化", with Japanese lyrics. Released internationally as "Disillusion", with English lyrics.
English language version re-released in Japan as "Disillusion~English Version" on July 21st, 1984, with different cover art, and one instrumental bonus track as the first song: 'Anthem (Loudness Overture') (02:19).
Bonus tracks on the Japanese CD reissue (27.10.2004):
Crazy Doctor (live English version) (04:18)
Dream Fantasy (live English version) (04:37)