During the game, you will find that you receive wallpapers for your 'real' computer when certain events are triggered. Here is a list of the current possible wallpapers that you can unlock.
There are currently 157 wallpapers available to unlock. They might not appear even if you fulfill the requirements; no one knows why.
The wallpapers will be displayed by number listed on the game and will have the details about where they're found next to them.
#0 - "your" - Can be enabled by choosing the second option in the Picture menu of Urotsuki's PC
#1 - "Default" - The computer's default wallpaper
#2 - "Uro Check" - After first clicking on the Picture icon in the Tools section on your computer
#3 - "Dream Sheep" - After sleeping 3 times
#4 - "Blue Passage" - When you first enter the Hand Hub
#5 - "Buddha" - When you activate the Buddha Rave event in Marijuana Goddess World
#6 - "Dot Urotsuki" - After collecting at least 4 effects
#7 - "OG3 Dance" - When you interact with the painting of the same image in the Art Gallery
#8 - "The Mysterious World" - When you interact with the painting of the same image in the Art Gallery
#9 - "heart256" - After looking at the fourth book from Urotsuki's left on the second bookcase in the Library
#10 - "Remote Island" - After traveling to the end of the top right path of the Highway.
#11 - "2." - Get 9 effects (including the Instructions).
#12 - "Crocodile Dog" - After going to the "Green Monster Party" in Garden World
#13 - "Fairytale 11" - When you first enter Theatre World
#14 - "Alley" - When you first enter Japan Town
#15 - "Rainbow" - After getting the Rainbow effect
#16 - "Japanese Urotsuki" - After sleeping 10 times
#17 - "Master" - When you first enter the Underground Bar
#18 - "Sky With A Rainbow" - When you use the Rainbow effect at the Snowy Pipe Organ
#19 - "TV Rodeo" - When you first enter room with the purple wavy lines on the floor at the Underwater Amusement Park
#20 - "Dancer" - When triggering Odorika's full screen dance event
#21 - "Effects Festival" - When you collect at least 10 effects
#22 - "Provost" - When encountering the Commando and Provost-san when the submarine is not open
#23 - "Childbirth" - After encountering Mother in the Urotsuki's Dream Apartments
#24 - "Scars" - When you interact with the giant mannequin in Nail World
#25 - "Signs" - When you first enter Sign World
#26 - “Space” - After chainsawing Tapir-San's back to get into Space
#27 - "White Twintails" - After getting the Twintails effect
#28 - "Octopus Man" - After using the Fairy effect on Tako Otoko
#29 - "Painter" - After entering the first painting you see in the Art Gallery after going through the easel
#30 - "Giant Squid" - When you first enter the reef of Atlantis
#31 - "Order" - When you swim down the road leading to the Underwater Amusement Park
#32 - "Aojiru" - After interacting with Cripple-tan
#33 - "Boy 1" - After getting the Boy effect
#34 - "Comic Urotsuki" - Get at least 14 effects
#35 - "Gakuran" - After getting the School Boy effect
#36 - "Spring" - After getting the Spring effect
#37 - "TV" - When you enter Urotsuki's Dream Apartments and turn on the TV
#38 - "Heart" - After entering Valentine Land from Sign World
#39 - "Chocolate" - When you first enter Chocolate World
#40 - "Park" - After chainsawing the sane Shadow Woman in Forest World, going underground and then emerging
#41 - “Doppelganger” - When using the glasses effect on the nighttime ledge in Day & Night Towers
#42 - “Headless Woman” - When you interact with the Music Box Woman found in Nail World
#43 - "Director's Daughter" - After interacting with Oni Musume and reading every book in the Library
#44 - "Even Without Support" - When you interact with the painting of the same image in the Art Gallery
#45 - “Hourglass Desert” - When you first enter Sand Desert Land
#46 - “Confinement” - When you first enter the clown's dungeon in the Underwater Amusement Park
#47 - “Those Who Wait” - After interacting with the Boy on the Bench in the Blue Forest
#48 - “Twins” - After interacting with the Beret Twins
#49 - “inu 1” - When you first enter Teddy Bear Land
#50 - “Megusuri & Hako-ko” - After interacting with Megusuri Uri in the Eyeball Shop
#51 - "Itetsuki" - After trying on the winter gear in the Dressing Room (You must have completed the Plated Snow Country minigame)
#52 - “Sweets” - After using the Cake effect on Sweets Musume
#53 - “Musician & Cat” - After meeting Elvis Masada
#54 - “Cake-chan” - After getting the Cake effect
#55 - “Zerisan” - Get 20 effects (including the Instructions).
#56 - “Mini Game (↑V↑)” - After completing the ↑V↑ minigame
#57 - “Incubation” - After coming across the creatures in tanks at the Power Plant
#58 - "Silhouette" - When you first enter Monochrome Street
#59 - "Uboa" - When encountering Dogboa
#60 - "UFO" - After getting abducted from the Apartments
#61 - "Fox" - When encountering Yukata
#62 - "Mars" - After interacting with the Blue Crying Man after the Zalgo event
#63 - "Twintails & Black Telephone" - After getting the Twintails effect
#64 - "Reading Theatre" - When using the Telephone effect on Oni Musume while she is reading
#65 - "Sweets Musume" - After using the Cake effect on Sweets Musume
#66 - "Don't Watch" - When you climb up the ladder to Tapir-San's Place
#67 - "Present/Past" - After viewing the lonely Urotsuki event in the Underwater Amusement Park and obtaining Stretch and Child effects
#68 - "Dreams & Reality" - After sleeping 30 times
#69 - "My Real Studies" - After activating the cloning machine in Toy World
#70 - "Killing Mirror in a Dream" - After chainsawing your "reflection" in a room in Day & Night Towers
#71 - "Monmons" - When communicating with the grey NPCs in Marijuana Goddess World
#72 - "Friend" - After getting attacked by the insane Shadow Woman in the Floating Red Tiles world
#73 - "Twintails Maid" - When using the Twintails effect with the maid outfit in the Dressing Room
#74 - "Turn of the Month" - When you activate the Glasses effect during the Lonely Urotsuki event*
#75 - "Glasses Suit" - When using the Glasses effect with the suit in the Dressing Room
#76 - “Do Not Disturb” - After getting the Wolf effect
#77 - “Sun & Woman” - After trying to chainsaw the lady under the big red sun in the Pastel Blue House
#78 - "Mushroom" - After you first enter Mushroom World
#79 - “Hanging Child” - When coming across the Koshukei-tan near the laggy map
#80 - “Detour Around My Face” - After walking near your ghost in Atlantis
#81 - "Monster" - After eating the cheese that turns you giant in Toy World and crushing a certain amount of buildings in Mini-Town
#82 - "Watering" - After talking to the Farmer in Farm World
#83 - "Howling At The Moon" - When using the Wolf effect to howl at the moon on the nighttime in Day & Night Towers
#84 - "Not & Marginal" - After reading the first book on Urotsuki's left on the first bookcase in the Library
#85 - "Do You Also" - After interacting with Oni Musume while she's reading
#86 - "★Penguin★" - After getting the Penguin effect
#87 - "My World" - When you first enter the Nexus
#88 - "Director" - After interacting with Yume in Tapir-San's Place
#89 - "bonsoir, mon r" - After visiting all the landmarks on the wallpaper
#90 - "Dreams・Dreams・Dreams" - After getting the Child effect
#91 - "B-Kun Excretion Festival" - After using the Boy effect in the Bathroom in the Dark Room
#92 - "Box Child" - When finding Hakoko in the box in the Eyeball Shop
#93 - "Dokokano Night B" - After laying in Urotsuki's bed in the dreamworld.
#94 - "TP Child Alone" - When you use the child effect before viewing the Lonely Urotsuki event at the Underwater Amusement Park
#95 - "Why? BOKN Cliff" - When you chainsaw the girl at the Outlook in the Invisible Maze
#96 - "They're Scraped" - When you look at the fifth book from Urotsuki's right on the first bookcase in the Library
#97 - "20" - Multiple interactions (see below)
#98 - "Me Without Color" - After obtaining at least 20 effects
#99 - "Maiko" - After getting the Maiko effect
#100 - "Full Smail!" - After visiting Smile-san and making him laugh
#101 - "Crying/Laughing" - After chainsawing the crying white creature in Blood World
#102 - "Hat" - After meeting the lady underneath the big red sun in the Pastel Blue House
#103 - "Drunk" - When you buy one or more drinks at the Underground Bar
#104 - "Where You Are Staring" - When encountering a sane Shadow Woman
#105 - "Fall" - After falling down from completing the Penguin GB Game in Urotsuki's Dream Apartments
#106 - "Red Book" - After first interacting with Oni Musume
#107 - "Submerged Underwater" - When using the Glasses effect near the puppet theatre on the Ocean Floor
#108 - "Chainsaw" - After getting the Chainsaw effect
#109 - "Circus Tent" - After finding the albino girl in the tent at the Circus and escaping without the clown trapping you
#110 - "Plaster Cast" - After getting the Cripple effect
#111 - "Sink" - When you first go to the Ocean Floor via the submarine
#112 - "How Is This In My Room?" - After encountering the long-haired girl in Urotsuki's Dream Apartments
#113 - "dream" - After sleeping 35 times.
#114 - "! TP Human Sacrifice" - After Urotsuki gets crushed on one of the pillars at the Underwater Amusement Park
#115 - "I Will Not Come Back, Box Child" - When using the Bug or Fairy effect to make Hakoko pop her head out
#116 - "Urotsuki" - When you have 22 effects (counting the Instructions)
#117 - "Without Zero" - When encountering the XY twins in the Apartments
#118 - "Bonk!" - After getting the Child effect
#119 - "You Can't, Red" - After getting the Red Riding Hood effect
#120 - "Devas' Confinement" - After getting caught by all the shadow chasers on this wallpaper
#121 - "Black Witch Invisibility" - After using the Invisible effect on the sane Shadow Woman found in front of the tic-tac-toe board in Toy World
#122 - "Two Submarine People" - When encountering the Commando and Provost-san
#123 - "Whoa! Dazzling" - When you first enter the room with the silhouette on the ground in the Pastel Blue House
#124 - "Papa T" - When you interact with the Blue NPC in the Arrow Maze
#125 - When you first enter the Broken Faces Area
#126 - "Tissue" - After getting the Tissue effect
#127 - "Red Love" - After getting the Chainsaw effect and sleeping at least 13 times
#128 - "Amentia" - After getting 22 effects
#129 - "Urotsuki Covered in Blood" - After Urotsuki gets crushed on one of the pillars at the Underwater Amusement Park
#130 - "Tatami Room Loneliness"" When you first visit the giant bedroom from Toy World or the Gray Road
#131 - "A Chainsaw" - After getting the Chainsaw effect
#132 - "In the Water Tank" - After visiting the Power Plant and falling into one of the tanks
#133 - "Residents of the Dream World" - After meeting all the characters on this wallpaper
#134 - "Amusement Park Loneliness" - After viewing the Lonely Urotsuki event in the Underwater Amusement park and obtaining the Child effect
#135 - "Little Red Riding Hood" - After getting the Red Riding Hood effect
#136 - "Prince & Princess" - After encountering the prince and princess cutouts in Theatre World
#137 - "Shrine" - When you first enter the Shinto Shrine
#138 - "Bathhouse Scene" - When you first enter the Bathhouse
#139 - "Everyone's Dream" - After getting the 1st Ending
#140 - "Dolphin Puzzle" - After unlocking all the Kura Puzzles and solving at least one
#141 - "Flesh & Blood Babies" - When you first enter the Closet Pinwheel Path
#142 - After playing for 30 minutes (not including time the menu is open)
#143 - "Fiction & Reality" - After seeing the monochrome boy change to red on the Sakura Path in the Shinto Shrine
#144 - "I Dreamed of the Universe." - When you first enter Flying Fish World
#145 - "Sneering Shadow img" - When you use the Telephone effect on Smile-San in Flying Fish World
#146 - "Rainbow Bridge" - When you use the Teru Teru Bōzu and Rainbow effects to make a bridge at the Tribe Settlement
#147 - "Those Who Lurk Underground" - When you first go to the Underground TV Complex
#148 - "Soldier" - When you go to the room with the army NPCs in the FC Basement
#149 - "Momentary Break" - After you change into the swimsuit at the hotel in Japan Town
#150 - "Starting the Pulse" - When you use the lantern effect in Heart World
#151 - "DimensionWorld" - After entering every room, seeing every minor event, and meeting every character in flying fish world
#152 - "Haniwa" - After you view the Haniwa Dance event at the Haniwa Temple
#153 - "Egg" - After visiting 95% (or more) of the maps in the game
#154 - "What Do You See?" - When you interact with the mirror behind the wizard in Jigsaw Puzzle World using the marginal effect and change into a witch
#155 - "Brink of the Sky in the Lost Forest" - After going down a ladder in a room in the Forest Carnival Interior
#156 - "Toy Box" - When you interact with the mirror behind the wizard in Jigsaw Puzzle World, then interact with it again using the Polygon effect when it turns purple
#157 - "Imprisoned Fairy" - After getting the Fairy effect
The specifications for #97 are as follows:
- Set a Monmon (spherical bug creature) on fire using the Lantern (Marijuana Goddess World)
- Go into the small room backstage in the Dark Room's theatre where the mushroom creatures are.
- Touch the piano that takes you to Atlantis.
- Take any of the passages that lead to the river in the Tribe Settlement.
- Enter the TV gallery. (Underwater Amusement Park)
- Watch the dancing pyramids event. (Underwater Amusement Park)
- Chainsaw the blood-vomiting character from the Underwater Amusement Park or interact with one of the two circular NPCs shown on the wallpaper.
- Visit Farm World A.
- Visit Farm World B.
- Find the submarine.
- Enter the UFO in the Head Wasteland.