Yume wa Maeyono (ゆめはまえよの)/guide

American Shorthair / (アメショ)
Enter the Cat World. Go left and up from the door and interact with the brown cat on the pink cushion.

Monkfish / (アンコウ)
Enter the Ocean Floor. Go down and left from the door. Interact with the Monkfish between the two stones.

Muffler / (マフラー)
Enter the Streetlight World. Go down and left from the door and interact with the muffler on the ground.

Earthen Pot / (どなべ)
Enter the Red Leaf World. Go down until you reach a tree with a gray figure hanging from it. Go right past the tree and interact with the pot in front of a tree.

Medicine Bottle / (やくびん)
Enter the Gem World. Go south-east and interact with the purple stone. Go down and right from the purple stone and interact with the bottle in front of the blue gem stone.

Senbei / (せんべい)
Enter the Cat World. Go right and down from the door and enter the cave. Interact with the girl.

Candy Balls / (てまりあめ)
Enter the Red Leaf World. Go south-east and interact with the ball to reach Glass Bottle World. Go down and right from the ball and interact with the bottle with candy in it.

Dragon / (せいりゅう)
Enter the Streetlight World. Go up and left from the door, enter the small gray building. Follow the road going left and step on the blue tile. In the maze, make your way to the top-center of the maze and interact with the crystal ball.

Mononoke / (もののけ)
Enter the Ocean Floor. Go down and right from the door and enter the cave. Go right to a room with a one-eyed monster and interact with them to get the effect.

or

Enter the Streetlight World. Go up and left from the door, enter the small gray building. Go left and up and enter the large gray building. Go up the stairs to the building rooftop. Interact with the bus sign. Go right and up and enter the cave. Go right until you reach a room with a one-eyed monster. Interact with them to get the effect.

Normal / (ふつう)
Enter the Streetlight World. Go up and left from the door, enter the small gray building. Follow the road going left and step on the blue tile. Make your way to the bottom-right corner of the maze and step on the blue tile. Step into the hole at the top-right corner of the map. Interact with the stone-like thing with liquid dripping out of it.

Ice / (こおり)
Enter the Cat World. Go down and left from the door and interact with the wooden table with the cat on it. You will now be in Cutlery World. Go up and left from the table. Interact with the large plate with ice on it.

or

Enter the Night World. Go north-west and go between the fork and spoon. Go north and interact with the plate with ice on it.

Uniform / (せいふく)
Enter the Green Neon World. Go up a bit and left. Go through the doorway of the building. Board the train. Exit through the door to your right. Let yourself be caught by the chaser. Interact with the NPC on the seat.

Youko / (ようこ)
Enter the Night World. Go north-west and enter the gray door. Go down then go straight left. Enter the second door you see. Interact with the black fox figure.

Girl / (おんなのこ)
Enter the Glass Fish World. Go south-west between two tall statues. Go left and interact with the purple-haired girl.

Kimono / (きもの)
Enter the Red Leaf World. Go north-east and interact with the ball to reach Glass Bottle World. Go up a bit and left and walk between two trees. Go right where you teleport and interact with the tree that has blue cloth hanging from it.

Parka / (パーカー)
Enter the Green Neon World. Go south-east a bit and there'll be a building that you can enter from a path at the front. Interact with the blue NPC in the center.

ED1
Collect all of the effects. Wake up and interact with the bottle beside your bed.

ED2
Collect all of the effects. Wake up and go to your balcony.