Sekai Saikou no Ansatsusha, Isekai Kizoku ni Tenseisuru Vol.1 Special CD 世界最高の暗殺者、異世界貴族に転生する Vol.1 Special CD
M-01 – Episode 7, 10 Insert Song
Vocals: Dia (CV. Reina Ueda)
Composer: Kenichi Kuroda
Arranger: Kenichi Kuroda
Lyricist: Aira Yuuki
M-02 – Episode 11 Insert Song
Vocals: Tarte (CV. Yuuki Takada)
Composer: Kenichi Kuroda
Arranger: Kenichi Kuroda
Lyricist: Aira Yuuki
M-03 – Episode 8 Insert Song
Vocals: Maha (CV. Shino Shimoji)
Composer: Kenichi Kuroda
Arranger: Kenichi Kuroda
Lyricist: Aira Yuuki
M-04 – Opening Theme
Vocals: Yui Ninomiya
Composer: kenkaiyosi
Arranger: kenkaiyosi
Lyricist: Yui Ninomiya
M-05 – Ending Theme
Vocals: Aira Yuuki
Composer: Aira Yuuki
Arranger: Masayuki Hasuo
Lyricist: Aira Yuuki
M-06 – Episode 3 Ending Theme
Vocals: Dia (CV. Reina Ueda)
Composer: Aira Yuuki
Arranger: Masayuki Hasuo
Lyricist: Aira Yuuki
First Press Bonus for The world’s best assassin, To reincarnate in a different world aristocrat Vol.1 BD/DVD