Koichi Hirose (Echoes) (story arc)

Koichi Hirose (Echoes) is the fourth story arc in Part IV: Diamond is Unbreakable.

Chapters

 * 284. Koichi Hirose (Echoes) (1)
 * 285. Koichi Hirose (Echoes) (2)
 * 286. Koichi Hirose (Echoes) (3)
 * 287. Koichi Hirose (Echoes) (4)
 * 288. Koichi Hirose (Echoes) (5)

Volumes

 * Volume 31