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