wˌɛn sʌnplˈɑːzə nækˈɑːnoʊkˈʌn lˈɛft ðə wˈeɪsdə jˌuːnɪvˈɜːsᵻɾi ɹˈɑːk bˈænd sˈuːpɚ slˈʌmp tə fˈɔːɹm bˈækuːfˌuː slˈʌmp, dˈiːmən ɹᵻplˈeɪst hˌɪm æz vˈoʊkəlˌɪst.
When Sunplaza Nakano-kun left the Waseda University rock band Super Slump to form Bakufu Slump, Demon replaced him as vocalist.