Re Rive (輪廻夢)/guide

Light (光)
Enter the light blue archway. Go north-east and walk between the two pillars pictured to the right. Go right to a crossroads. Take the north path. Interact with the ball of light.

School Uniform (校服)
Enter the open cream door. Go right to the next hallway. After that, right and down (don't enter any doors). Follow the hallway down and left until you reach a row of spikes. Enter the door beside said spikes. Interact with the uniform.

Parasite Rabbit (寄生兔)
Interact with the slanted pink door. Go south-west and enter the frog head. Interact with the stuffed rabbit.

Dress (ドレス)
Interact with the slanted pink door. Go north and slightly west and interact with the star-shaped rock between two trees. Go down and interact with the center of the pentagram. Exit the room and go either left or right until you reach the central area of the corridor and head north through the doorway. Continue through the next path until you exit into a silver-colored hallway. From there, head left, then north at the fork. On the landing, go through the center door.

Carry on through the gold-colored hallway, proceeding left then up as before. Continue along the winding path--which should change to a light blue color--and interact with the dress-shaped object in the middle of the final room.

3D Glasses (3D眼鏡)
Interact with the red and black door. Go south-west and pass through the cluster of curved plants. Head north and enter the house. Once inside interact with the TV, then interact with the sparkle.