Most outfits will become available in the store as you progress through and beat the main campaign while a couple others are available by beating Dad's Score. All will cost a set amount of platinum medals.
|American Cheerleader||15 Platinum Medals|
|Bunny Costume||27 Platinum Medals|
|Busujima Saeko's Outfit||25 Platinum Medals|
|Cordelia's Outfit||31 Platinum Medals|
|Crash Helmet||29 Platinum Medals|
|Dad's Outfit||35 Platinum Medals|
|Date night||30 Platinum Medals|
|Haruna's Outfit||25 Platinum Medals|
|Japanese Maid Outfit||85 Platinum Medals|
|Manyu Chifusa's Outfit||25 Platinum Medals|
|Miyamoto Rei's Outfit||25 Platinum Medals|
|Mom's Outfit||37 Platinum Medals|
|Purple Pride Uniform||20 Platinum Medals|
|Rosalind's Outfit||33 Platinum Medals|
|Sexy American Casual||10 Platinum Medals|
|Sexy Rider Outfit||90 Platinum Medals|
|Sexy Shell Bikini||80 Platinum Medals|
|Shiro's Outfit||25 Platinum Medals|
|Striped Bikini||75 Platinum Medals|
Very Hard Difficulty
Complete the game once on Easy, Normal or Hard difficulty to unlock Very Hard. To play on Very Hard, select it from the Difficulty option on the main menu.
Unlock Good Ending
To receive the good ending on any difficulty, you have to rescue all your classmates in the game. You can see how many you have left to save in the pause menu, under "Rescued". You only have to save each once.
Complete each achievement to get the allotted gamerscore.
Accidental Vandalism (15) - Destroyed 300 objects in the game.
Aced Auto-shop Class (15) - Clear all the Kill Car QTE's in a row.
Advanced Zombie Hunter (30) - Clear Stage 3, surpassing Dad's score.
Always On The Phone (30) - Collected all telephone messages.
Beginner Zombie Hunter (30) - Clear Stage 1, surpassing Dad's score.
Cheerleader Overboard! (10) - Succeed in QTE at edge of Vikke's ship.
Congratulations! Happy Birthday! (100) - Watched the happy ending.
Critical UFO Finish (10) - Funk Josey in the last 10 seconds.
Dirty Hippy (15) - Defeated Mariska.
Disco's Dead (15) - Defeated Josey.
Elephant Tamer (10) - Counter Lewis' attack 10 times.
Endorsed by Cordelia (10) - Get 30 headshots.
Excellent Zombie Hunter (30) - Clear Stage 5, surpassing Dad's score.
Fingered (10) - Cut off 20 fingers during Killabilly's fight!
Go, Medal Racer, Go! (15) - Picked up all zombie medals on the rooftop with Chainsaw Dash.
Groovy Hunter (10) - Kill 500 zombies.
Gunn Struck (10) - Struck by lightning 10 times.
Horrid Birthday (15) - Watched the bad ending.
I Came, I Saw, I Kicked Its Ass (15) - Defeated Killabilly.
I Swear! I Did It By Mistake! (10) - Peeped under Juliet's skirt once.
Intermediate Zombie Hunter (30) - Clear Stage 2, surpassing Dad's score.
International Zombie Hunter (15) - Registered in world leaderboards for all stages.
JULIET51 (15) - 51 successful dropkicks.
Leapfrog Girl (10) - Leapfrogged 10 times in a row.
Legendary harvester (15) - Harvested all crops in the 1st field with the combine in Stage 3.
Life Guard (15) - Rescued all classmates in Prologue.
Little Sisters Are The Worst! (15) - Do not get hit by Rosalind's wrecking ball.
Lollipop Addict (30) - Collected all lollipop wrappers.
Love Nick (15) - Kissed Nick 100 times.
Master Sushi Chef (30) - Collected all combos.
Master Zombie Hunter (30) - Clear Stage 6, surpassing Dad's score.
Millionaire Hunter (30) - Pick up 10,000 zombie medals.
n00b Zombie Hunter (30) - Clear Prologue, surpassing Dad's score.
No Fear Of Heights (15) - Beat the Gondola game without shooting.
OMG, Music Is Soooo Coooool (30) - Collected all BGM.
Perfect Body (30) - Completely level up Juliet.
Rich Hunter (10) - Pick up 1,000 zombie medals.
Rock'n Roll Isn't Here Anymore (15) - Defeated Lewis LEGEND.
San Romero Knights Savior (30) - Rescued All Classmates.
Sparkle Hunting Master (10) - Succeed in 7 zombie Sparkle Hunting.
Super Shopper (15) - Spend 10,000 medals at Chop2Shop.Zom.
Super Zombie Hunter (30) - Clear Stage 4, surpassing Dad's score.
Third Eye (10) - Dodge all balloon attacks in Mariska battle.
Unclean and Uncool (15) - Defeated Hazmat in Prologue.
Viking Metal Rules! (15) - Defeated Vikke.
Watch Out For The Balls (10) - Dodge & Counter Zed's Electric Balls 15 times.
Zed's Dead, Baby, Zed's Dead (15) - Defeated Zed.
Zombie Fancier (30) - Completed the zombie album.
Zombie Hunter Apprentice (5) - Buy a combo at Chop2Shop.Zom and use it.
Zombie Slayer?! (30) - Kill 3,000 zombies.