Acony is a manga about the peculiar residents of an ancient apartment building and Utsuki Motomi, the Ordinary High School Student who moves into it with his grandfather. The caretaker is a ghost, the building has a mind of its own and Acony, the first resident Utsuki meets, thinks she is dead. The story follows him as he gets to know the rest of the inhabitants.
- Creepy Doll: Acony's mom.
- Genius Loci: The building reacts to intruders by transforming itself into a maze. It can even mess with time. This is highly inconvenient for everyone inside.
- Haunted Headquarters
- Monster Mash
- Mundane Fantastic
- Older Than They Look: Acony is not a child.
- Our Ghosts Are Different
- Parental Abandonment
- Strange Girl: Acony
- You Gotta Have Blue Hair: Acony's purple hair, although it's actually not her natural hair color.