This article currently has one or more unidentified weapons.
The following weapons were used in the anime series Jigoku Shoujo:
Nambu Model 60
Tsuzuki Kinya took Nambu Model 60 from police station at the "The Street Corner of Bitterness" (S3E14).
Unknown Suppressed Pistol
Riho Kaifu's henchman draws an unknown suppressed pistol at the "The Woman in the Tall Tower" (S1E05). This handgun can be seen close up, but only in the dark rooms, so it's shape can't be seen. It's maybe some version of Tokarev TT-33 but it's only a guess.