Quick answer — Jizō Sonzai name-less performed 1 anime theme, including "Danzai Democracy" from Shine on! Bakumatsu Bad Boys.
Jizō Sonzai name-less performed the anime theme songs "Danzai Democracy" (Shine on! Bakumatsu Bad Boys).
Jizō Sonzai name-less's first listed anime theme is "Danzai Democracy", the ending of Shine on! Bakumatsu Bad Boys.