Where to Find Ghost Bunny
Ghost Bunny: Can be found in the secret area of Pyrefly Forest.
Note: The area cannot be reentered once you leave.
To find the secret area:
Go to the right from here.
There’s a passage through the trees that leads to another area.
Once you’ve gotten to the end of said area, you should find yourself at a stump. Go to the right, through the trees.
You should be able to enter through here to get to the secret area.
OMORI – Optional Bosses – Locations Guide