Volume 23

Trivia

 * This is the first volume in the series to use a cover character from a pervious volume, as Shinra first appeared on the cover of Volume 1.
 * The cover fo Volume 23 features a new style of presentation that future volumes would also follow. These covers integrate bold text into the designs and character art to refer to the events of that particular volume. In this instance: BREAK THE PRISON is a refers to the Fire Force's escape from Fuchū Prison. Furthermore, the Japanese and English logos were adjusted to accommodate this change the format and now use less vertical space.
 * The cover presents Shinra with tattoos on his ankles. The significance of this would not become clear until Volume 25.