You can find Phantom Park in the right-most room of Kafka Block’s 1F in Ch. 2.
Out of Hands: Phantom Locations
Name
Location of Clue
Cthulhu
Ch. 1, Defeat the encounter in 2F’s utility room
Annabel Lee
Ch. 1, Defeat the encounter in the small courtyard outside, then defeat the encounter in the Empty Room inside.
Gregor Samsa
Ch. 2, Enter Phantom Park for the first time
Amedee
Ch. 2, Enter the room in Kafka Block that requires Verity Eyes
Godot
Ch. 2, Interact with the bench outside the Post Office when you have beaten the encounter in front of it
Minotaur
Ch. 3, look through a telescope to find the password to the Soul Labyrinth
Lucky Carder
Ch. 3, dig below the tree until you find the Strange Game Disk, then bring it back to the computer in the Kafka Block of Ch. 2 and defeat the secret encounter
Sisyphus
Ch. 2, reach the top of the Endless Stairway, accessible through the ladder in the elevator room of Kafka Block 4F (requires helping 6 other phantoms in Phantom Park)
Orpheus
Ch. 4, defeat the encounter in the boat in the middle of the woods
Charon
Ch. 4, in the clearing right of the vending machine (requires Axe memory), Lantern memory
Hachiko
Ch. 4, Bring the Bell from the River Watcher to the invisible creature under the tree in the up-left-most clearing, then bring it back to the Watcher
Qiao Sheng
Ch. 4, Bring the Pot of Desires to the area where you obtained the Axe and defeat the encounter there