| Song | Artist | Lyricist | Composer | Opening Lines Of Song |
|---|---|---|---|---|
| Welcoming Days(uerukamingudeizu) | 美少年探偵団(bishounentanteidan) | RUCCA(rukka) | 太田雅友(FirstCall)・光増ハジメ(FirstCall)(ootamasatomofasutokorumitsumasuhajimefasutokoru) | Welcoming Days() |
| Beautiful Reasoning(byuteifururizuningu) | 美少年探偵団(bishounentanteidan) | RUCCA(rukka) | 太田雅友(FirstCall)(ootamasatomofasutokoru) | 青天の霹靂事件はVivid() |