Volume 43

Enigma Is a Mystery! (エニグマは謎だ!) is the fifteenth volume of Diamond is Unbreakable and the forty-third volume of the JoJo's Bizarre Adventure manga. It covers most of the Let's Live on a Transmission Tower story arc and most of the Enigma Boy story arc.

Chapters

 * 134 (399). Let's Live on a Transmission Tower, Part 2
 * 135 (400). Let's Live on a Transmission Tower, Part 3
 * 136 (401). Let's Live on a Transmission Tower, Part 4
 * 137 (402). Let's Live on a Transmission Tower, Part 5
 * 138 (403). Let's Live on a Transmission Tower, Part 6
 * 139 (404). Enigma Boy, Part 1
 * 140 (405). Enigma Boy, Part 2
 * 141 (406). Enigma Boy, Part 3
 * 142 (407). Enigma Boy, Part 4