5 books in series
Akuma no Riddle
Akuma no Riddle is a 4-book series with 5 primary works first released in 2012 with contributions by Yun Kouga and Sunao Minakata.
#1
2012 • 1 Reader • 175 pages • 4
#2
2014 • 1 Reader • 4
#3
2014 • 1 Reader • 4
#4
2016 • 1 Reader • 4
#5
1 Reader • 3