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Konna Sekai, Shiritakunakatta. / Miku Sawai / こんな世界、知りたくなかった。 / 沢井美空 / Konna Sekai, Shiritakunakatta. / Miku Sawai
こんな世界、知りたくなかった。 / 沢井美空
Konna Sekai, Shiritakunakatta. / Miku Sawai
Konna Sekai, Shiritakunakatta. / Miku Sawai
こんな世界、知りたくなかった。 / 沢井美空
Credits 
| Composer / Composer | Miku Sawai / 沢井美空 |
| Arranger / Arranger | TATOO, icchy☆ |
| Performer / Performer | Miku Sawai / 沢井美空, To-ru Meki / 目木とーる, icchy☆, Tomoko Morofuji / 諸藤朋子, Kota Hashimoto / 橋本幸太, SASSY, KAZUYA |
| Lyricist / Lyricist | Miku Sawai / 沢井美空 |
| Recording Engineer / Recording Engineer | Tatsuhiro Yoshida / 吉田竜彦, Shotaro Kobayashi, Ryuzo Atsumi / 渥美隆三 |
| Mixing Engineer / Mixing Engineer | Tatsuhiro Yoshida / 吉田竜彦, Shotaro Kobayashi |
| Mastering Studio / Mastering Studio | Sony Music Studios Tokyo |
Tracklist 
Disc 1
| 01 |
Konna Sekai, Shiritakunakatta. |
|
| 02 |
Blue |
|
| 03 |
Fly!! |
|
| 04 |
Konna Sekai, Shiritakunakatta. (Instrumental) |
|
Disc 1
| 01 |
こんな世界、知りたくなかった。 |
|
| 02 |
Blue |
|
| 03 |
Fly!! |
|
| 04 |
こんな世界、知りたくなかった。 (Instrumental) |
|
Notes 
M-01 - TV Anime "Akame ga KILL!" Ending Theme
Composer: Miku Sawai
Arranger: TATOO
Lyricist: Miku Sawai
Sound Produced by TATOO (PAPA X inc.)
Guitar: To-ru Meki
Recorded & Mixed by Tatsuhiro Yoshida (PAPA X inc.)
Directed by Takeshi Kitamura (PAPA X inc.)
M-02, 03
Composer: Miku Sawai
Arranger: icchy☆
Lyricist: Miku Sawai
Programming, Organ: icchy☆ (Soymilk Co.)
Piano: Tomoko Morofuji
Guitar: Kota Hashimoto
Drums: SASSY
Bass: KAZUYA (universe)
Recorded by Shotaro Kobayashi (Honey Bee Studio) & Ryuzo Atsumi
Mixed by Shotaro Kobayashi (Honey Bee Studio)
Mastered by Yuji Chinone at Sony Music Studios Tokyo