D.Gray-man is a 28-book series with 28 released primary works first released in 2004 with contributions by Katsura Hoshino and 星野 桂.
#1 of 28 in D.Gray-man
2006 • 45 Readers • 200 pages • 4.1
#2 of 28 in D.Gray-man
2005 • 15 Readers • 182 pages • 4.7
#21 of 28 in D.Gray-man
2010 • 10 Readers • 184 pages • 4.8
#25 of 28 in D.Gray-man
2016 • 6 Readers • 5