Book 1
Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 1
Yoshiyuki Nishi
Book 2
Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 2
Yoshiyuki Nishi
Book 3
Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 3
Yoshiyuki Nishi
Book 4
Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 4
Yoshiyuki Nishi
Book 5
Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 5
Yoshiyuki Nishi
Book 6
Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 6
Yoshiyuki Nishi
Book 7
Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 7
Yoshiyuki Nishi
Book 8
Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 8
Yoshiyuki Nishi
Book 9
Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 9
Yoshiyuki Nishi
Book 10
Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 10
Yoshiyuki Nishi