Yume 2kki (ゆめ2っき)/guide

Motorcycle/Bike
Garden World → Go up from the entrance until you reach the side of a pink building with two keyholes/doors on them. → Go right until there are two large buds above you then go up. Interact with the motorcycle.

Cripple/Plaster Cast
Marijuana Goddess World → Dark Room → Sewer → Japan Town → enter the alleyway → interact with Heishi-kun.

Haniwa (Gyroid)
Mushroom World → Bug Maze → Sign World → Haniwa Temple → interact with the Haniwa.

Cake
Theatre World → Cutlery World → interact with a silver fork → interact with the cake headed girl.

Twintails
(You must have the Chainsaw and the Telephone effects first)

Heart World → Deciding Street → room beside the street → kill the telephone and take its place by using Telephone effect to attract the pink figure.

Child
Library → Apartment → The Docks → Submarine → wait until the emergency alarm → Ocean Floor → interact with the egg → Child Room → interact with the egg.

Stretch/Tall/Adult
Graveyard World → Hospital → Arrow Maze → Hanging Girl → Magical Circle → Cliff → interact with the pink thing.

Gakuran (School Boy)
Garden World → The Chainlink Path → Blue Forest → Art Gallery → Monochrome Feudal Japan → castle area → island area → interact with the blue skin Gakuran.

Trombone
(You must have the Lantern or the Rainbow effect first)

Geometry World → Broken Face Area → Baddies Bar → use Lantern or Rainbow effect to open one of the zips on the wall (be careful of the chasers inside the chamber) → interact with the flashing man with a trombone.

Tissue
Mushroom World → White Mushroom Field → White Fern World → climb the tower → interact with the tissue.

Little Red Riding Hood
Mushroom World → Elvis Masada's Place → Crossing Line → Apartment → UFO → apple button → Fairy Tale Woods B → interact with the apple tree.

Polygon
Toy World → Gray Road → Grass World → Warehouse → interact with the moving polygon.

Marginal
Geometry World → Broken Face Area → interact with the Marginal.

Teru Teru Bozu
Toy World → Gray Road → Grass World → Floating Stone World → Dark Alleys → interact with the Teru Teru Bozu.

Bat
(You must have the Teru Teru Bozu and the Rainbow effects first)

Marijuana Goddess World → Dark Room → Konami Codes → Tribe Settlement → Teru Teru Bozu + Rainbow → interact with the demon.

OR

(You must have the Invisible effect first)

Marijuana Goddess World → Dark Room → Sewer A → Japan Town → Sewer B → Monochrome Feudal Japan → FC Basement (use Invisible effect to go pass the eye) → Tribe Settlement → interact with the demon.

Boy
Geometry World → go left and up from the entrance and enter the lone doorway → interact with the object at the end of the hallway until it stops changing colour → go out and interact with the outline boy.

Chainsaw
Graveyard World → Go left and up from the entrance. → Go up through the vomiting heart's mouth. → Go left and enter the door. → Go left and through the hallway next to the seats. → Keep going left through the halls until you reach a hallway where the middle door is boarded up. → Enter the door to the right of it. → Go left until you reach the Hospital Outskirts. → Go down until you reach another wall. → Go left and step on the red circle. → Go straight to the right from where you're teleported and enter the mouth of a vomiting diamond three times. → Interact with the chainsaw.

Lantern
Forest World → Go up and right from the entrance. Look for and enter the hole sectioned off by traffic cones and a yellow sign → Underground → At the first intersection near the cave's entrance, go down. Keep going down until you reach the bottom-most wall. → Go right (and up/down when necessary) and you should find a red lantern at a dead-end which will give you the effect.

Fairy
Purple World → Go down and left from the entrance. → Find a narrow path going left and head down it. → Enter the large honeycomb at the end of the path to reach the Dark building. → Once inside, take the elevator in front of you. → Enter the door at the end of the hall. → Interact with the blue orb in the cage.

Spacesuit
Theatre World → Square-square World → Flying Fish World → interact the spacesuit.

Glasses
(You better have the Lantern effect first)

Geometry World → Go left and up from the entrance. → Enter the door to the Dark Museum. → Equip the Lantern effect, go up and enter the door. → Go down the hallway and enter the door at the end of it. → In the main area, enter the doorway to the right that is between two plants. → Go right, up and interact with the glasses on the pedestal.

Rainbow
Theatre World → interact with the rainbow.

Wolf
Mushroom World → Bug Maze → Sign World → Teleport Maze → [right, right, up, right, right] → interact with the wolf boy.

Eyeball Bomb
Toy World → Day and Night Tower → Mini-maze → interact with the eyeball bomb.

Telephone
Marijuana Goddess World → Dark Room → Onimusume Room → interact with the black telephone.

Penguin
Urotsuki's Dream Apartments → interact with the game console.

Insect/Bug
(You must have the Chainsaw effect first)

Mushroom World → Bug Maze → Scenic Outlook → attack the creature on the top → avoid the creature and interact with the gray pillar → interact with the bug suit.

Spring
Library → Apartment → tunnel → interact with the red eye NPC → enter the door → interact with the green haired NPC.

Invisible
(You must have the Chainsaw effect first)

Forest World → Chocolate World → Stone Maze → Bowling Zone → chainsaw the girl → Invisible Maze → follow Yukata's facing direction → interact with the purple silhouette.

Maiko
Mushroom World → Bug Maze → The Hand Hub → Shinto Shrine → interact with the ghostly Maiko.

Drum
Purple World → interact with the red oil drum.

Grave
Graveyard World → go left and up from the entrance, past the vomiting heart and interact with the walking gravestone.

Bunny Ears
(You must have the Glasses effect first)

Library → equipping Glasses effect → Eyeball Achieves → Moon → stand on left or right and interact to the moon scene → interact with the Bunny Ears.

Crossing
Heart World → interact with the railroad crossing sign.

External Link
Effects Page (Yume 2kki Wiki)

Wallpapers Guide (Yume 2kki Wiki)

Kura Puzzles Guide (Yume 2kki Wiki)

Mini Game - ↑V↑ (Wavy Up) Guide (Yume 2kki Wiki)

Endings Guide (Yume 2kki Wiki)