Sousoukyoku Nightmare (English title: Nightmare of the Funeral March) is a two-volume manga by Aki Arata.
Aries is a strange little antique shop run by a little boy who is actually a baku, a Japanese spirit who feeds on nightmares and dreams. He will trade trinkets in exchange for the nightmares he feasts upon in order to survive.
This series contains examples of:
- Creepy Child: Baku, although he's not really a child...
- Ridiculously Cute Critters: Baku's assistants in animal form.