100,000+ Books, Games & Puzzles in-stock 🇳🇿

Enjoy overnight NZ-wide delivery from our NZ-owned independent bookstore! 🎉

The Unimplemented Overlords Have Joined the Party!, Vol. 4

By Kiki Piatkowska and Nagawasabi64
0.0 (0 reviews)
Brief Description
The Unimplemented Overlords Have Joined the Party! is a unique survival game novel full of adventure and tragedy. Read More
Format: Paperback / softback
$4600

International Supplier

This title is in-stock with overseas suppliers. While it is not available locally, we fly books in weekly from the US and UK to our Auckland warehouse for immediate dispatch.

AVAILABLE WITH SUPPLIER Ships from our Auckland warehouse within 2-3 weeks

Found a better price? Request a price match

Young gamer Shuutarou is chosen to playtest the latest virtual reality online game, but when the game glitches out and his fellow playtesters are trapped in that world, he begins his adventures of rescue by entering the final-boss lair where the six Evil Overlords lurk.

Book Hero Magic formatted this description to make it easier to read. While it's new and still learning, it may not be perfect - your feedback is welcome! Description
The Unimplemented Overlords Have Joined the Party! is a unique survival game novel full of adventure and tragedy.

Book Details

INFORMATION

ISBN: 9781975371234

Publisher: Little, Brown & Company

Format: Paperback / softback

Date Published: 19 June 2025

Country: United States

Imprint: Yen Press

Audience: General / adult, Children

DIMENSIONS

Spine width: 16.0mm

Width: 140.0mm

Height: 210.0mm

Weight: 246g

Pages: 208

Collections

Fiction Graphic Novels Kiki Piatkowska Manga Nagawasabi64 Yen Press Young Adult

Also by Kiki Piatkowska

View all
  • Guillotine Bride, Vol. 2 (manga)
    Guillotine Bride, Vol. 2 (manga) by Shibakame, Kayahara Kayahara, Kiki Piatkowska, Daigo Murasaki brings you the story of Ryuunosuke Dazai and Rinne Irako, whose souls have now been linked. But even as they live their new life together and deepen their bond, the tragic fate of all mythical girls casts its shadow over them. As a horrifying plot is put...
    By Shibakame and Kayahara Kayahara and Kiki Piatkowska and Daigo Murasaki
    Paperback
    $4100
    Available
    Ships in 2-3 weeks
  • Lycoris Recoil, Vol. 4 (manga)
    After a fun day off, Chisato and Takina are back on Lycoris duty! Their latest objective is to guard and guide the elderly Mr. Matsushita on one last tour of Tokyo, but this seemingly straightforward mission might prove harder than it looks. With terrorists on the loose in the city and the mysterious Alan Institute rearing its head, can Chisato...
    By Spider Lily and Kiki Piatkowska and Adnazeer Macalangcom and Yasunori Bizen
    Paperback
    $4000
    Available
    Ships in 2-3 weeks
  • When the Villainess Seduces the Main Heroine, Vol. 1
    When the crown prince announces he's breaking off his engagement to the infamous Akuya, his spurned fiancée wastes no time in turning her seductive words of passion to her actual target: Sei, a commoner who worked her way up through the ranks with her wit and charm alone. Sei is also the very girl the prince dumped Akuya for! Sei's...
    By Chiho Christie and Kiki Piatkowska and Kasai Fujii
    Paperback
    $4400
    Available
    Ships in 2-3 weeks
  • Lycoris Recoil Official Comic Anthology: Repeat, Vol. 1
    From fresh haircuts to flashy new uniforms, there's always something brewing at Cafe LycoReco in this official comic anthology! Dive into the vibrant world of Lycoris Recoil Official Comic Anthology: Repeat, Vol. 1 where every turn of the page brings a new adventure. Marvel at the creativity and unique tales brought to life by Spider Lily and Kiki Piatkowska in...
    By Spider Lily and Kiki Piatkowska
    Paperback
    $4100
    Available
    Ships in 2-3 weeks
  • Lycoris Recoil, Vol. 3 (manga)
    Lycoris Recoil is an action sci-fi manga with a hint of Girls Love subtext.
    By Spider Lily and Kiki Piatkowska and Adnazeer Macalangcom and Yasunori Bizen
    Paperback
    $4100
    Available
    Ships in 2-3 weeks
  • My First Love's Kiss, Vol. 3
    From the author of Adachi and Shimamura and the illustrator of Bottom-Tier Character Tomozaki comes a dramatic new yuri love triangle novel that will keep readers on the tips of their seats in suspense. My First Love's Kiss, Vol. 3 intertwines heartfelt emotions with complex relationships, creating a captivating narrative that explores the nuances of love and friendship.
    By Fly and Hitoma Iruma and Kiki Piatkowska
    Paperback
    $4600
    Available
    Ships in 2-3 weeks
  • When the Villainess Seduces the Main Heroine, Vol. 2
    When the Villainess Seduces the Main Heroine, Vol. 2 is the thrilling conclusion to a hilarious and spicy yuri manga series. This two-volume treat delivers a delightful twist on the beloved villainess trope. The assertive female lead and the not-so-innocent heroine come together in this captivating story that defies traditional roles and expectations. Perfect for fans of romance and comedy,...
    By Kiki Piatkowska and Kasai Fujii
    Paperback
    $4400
    Available
    Ships in 2-3 weeks
  • Lycoris Recoil, Vol. 1 (manga)
    Japan: a nation where vicious crime and terror have been all but eliminated. And who keeps the peace? Cute schoolgirls, of course! Those uniformed youths you see on street corners and in stylish cafes may just be agents of Lycoris, with pistols in their purses and missions on their mind... Lycoris Recoil, Vol. 1 (manga) by Kiki Piatkowska, Yasunori Bizen,...
    By Kiki Piatkowska and Yasunori Bizen and Spider Lily
    Paperback
    $4000
    Available
    Ships in 2-3 weeks
  • My First Love's Kiss, Vol. 1
    Why did I have to fall in love with my roommate? Takasora Hoshi's life is upended when her schoolmate Umi Mizuike and her mother temporarily move into her family's cramped apartment. From the outset of this arrangement, Takasora is annoyed by Umi's behaviour and her good looks. Though the two girls initially agree to avoid interfering in each other's lives,...
    By Hitoma Iruma and Kiki Piatkowska and Fly Kennoji
    Paperback
    $4400
    Available
    Ships in 2-3 weeks
  • The Unimplemented Overlords Have Joined the Party!, Vol. 3
    With the invasion quelled, Barbara and the members of Party 21 add two new recruits, Rao and Reilan, to form Party 7, which sets out for the next town. Meanwhile, Wataru's group has made it all the way to the front line at Fort Sandras, where they join forces with the three top progression guilds. There, Misaki meets a player...
    By Kiki Piatkowska and Nagawasabi64
    Paperback
    $4400
    Available
    Ships in 2-3 weeks
  • The Unimplemented Overlords Have Joined the Party!, Vol. 5
    Riding the high from their latest level-up, the front-line fighters continue to Fort Sandras only to find a huge horde of powerful monsters waiting for them! Reinforcements from Aegis and Crest join the fight, but in the face of such overwhelming numbers, even the top guilds begin to crumble. Just as Misaki loses heart watching one comrade after another cut...
    By Kiki Piatkowska and Nagawasabi64
    Paperback
    $4600
    Available
    Ships in 2-3 weeks
  • The Unimplemented Overlords Have Joined the Party!, Vol. 1
    Three's a crowd—but six overlords?! Young gamer Shuutarou is among the lucky few chosen to playtest Eternity, the latest VRMMORPG, and he wastes no time in activating his unique Create Dungeon skill at the exact moment the game glitches! Now he and his fellow playtesters are trapped, and their lives are at stake. Shuutarou happens to end up in the...
    By Kiki Piatkowska and Nagawasabi64
    Paperback
    $4400
    Available
    Ships in 2-3 weeks

Also by Nagawasabi64

View all
  • The Unimplemented Overlords Have Joined the Party!, Vol. 2
    It's time for a change! Shuutarou and his Evil Overlord pals made it out of Ross Maora Castle, but a spirit barrier is keeping them and the rest of Eternity's players from entering a certain area. In order to progress in this game world, Shuutarou decides to switch character classes from a swordfighter to a summoner! This way, he can...
    By Kiki Piatkowska and Nagawasabi64
    Paperback
    Sold Out
  • The Unimplemented Overlords Have Joined the Party!, Vol. 3
    With the invasion quelled, Barbara and the members of Party 21 add two new recruits, Rao and Reilan, to form Party 7, which sets out for the next town. Meanwhile, Wataru's group has made it all the way to the front line at Fort Sandras, where they join forces with the three top progression guilds. There, Misaki meets a player...
    By Kiki Piatkowska and Nagawasabi64
    Paperback
    $4400
    Available
    Ships in 2-3 weeks
  • The Unimplemented Overlords Have Joined the Party!, Vol. 5
    Riding the high from their latest level-up, the front-line fighters continue to Fort Sandras only to find a huge horde of powerful monsters waiting for them! Reinforcements from Aegis and Crest join the fight, but in the face of such overwhelming numbers, even the top guilds begin to crumble. Just as Misaki loses heart watching one comrade after another cut...
    By Kiki Piatkowska and Nagawasabi64
    Paperback
    $4600
    Available
    Ships in 2-3 weeks
  • The Unimplemented Overlords Have Joined the Party!, Vol. 1
    Three's a crowd—but six overlords?! Young gamer Shuutarou is among the lucky few chosen to playtest Eternity, the latest VRMMORPG, and he wastes no time in activating his unique Create Dungeon skill at the exact moment the game glitches! Now he and his fellow playtesters are trapped, and their lives are at stake. Shuutarou happens to end up in the...
    By Kiki Piatkowska and Nagawasabi64
    Paperback
    $4400
    Available
    Ships in 2-3 weeks
  • The Unimplemented Overlords Have Joined the Party!, Vol. 6
    Pre-order
    The Unimplemented Overlords Have Joined the Party!, Vol. 6
    Shuutarou and his friends safely rescued Kettle, but their relief is short-lived; Kettle starts to attack the group, and right before she loses consciousness, she provides Shuutarou with proof that the mysterious angels are slaughtering players. He now seeks even greater strength in order to defeat this new enemy only for his faithful Evil Overlord Elroad to disappear without explanation!...
    By Kiki Piatkowska and Nagawasabi64
    Paperback
    $3499
    Pre-order
    Out 15 Sep 2026

More from Young Adult

View all
  • Song of the Saltings
    On the isolated island of Brack, the people live by an ancient bargain: every year, a sacrifice must be made to the Glimm, the creature that haunts the salt marshes. Eight years ago, it should have taken Lotta. Instead, the monster spared her and claimed her pony, shattering tradition and anointing her both folk hero and object of suspicion. Now...
    By Rachael King
    Paperback
    $2499
    Elsewhere:
    $2799
    In Stock
    Ships tomorrow
  • Tell Me with Kisses
    From New York Times bestselling author and Wattpad sensation Mercedes Ron comes the English translation of the third in the Tell Me series, where Kamila Hamilton is caught between the two Di Bianco brothers after they burst back into her life. From New York Times bestselling author and Wattpad sensation Mercedes Ron comes the English translation of the third in...
    By Mercedes Ron
    Paperback
    $2399
    Elsewhere:
    $2800
    In Stock
    Ships tomorrow
  • Release Me
    The searing second volume in a new series set in the #1 global bestselling Shatter Me universe ten years after the fall of The Reestablishment. Rosabelle Wolff had a plan. Now she wants revenge. To save her sister she needs to get back home and destroy the system that created her. Rosabelle’s greatest strength is her ability to deaden her...
    By Tahereh Mafi
    $2200
    Elsewhere:
    $2499
    In Stock
    Ships tomorrow
  • A Language of Dragons
    The most exciting debut of 2025 – an incredible fantasy Dark Academia, perfect for fans of Babel, Fourth Wing, and the Scholomance trilogy. EVERY FIRE STARTS WITH A SINGLE SPARK. Welcome to Bletchley Park… with dragons. London, 1923. Dragons soar through the skies and protests erupt on the streets, but Vivien Featherswallow isn’t worried. She’s going to follow the rules,...
    By S. F. Williamson
    Paperback
    $1700
    Elsewhere:
    $2299
    (1)
    In Stock
    Ships tomorrow
  • Shatter Me: Shatter Me series 1
    Shatter Me by Tahereh Mafi is a gripping dystopian novel that plunges readers into a world where society is on the brink of collapse. At the heart of this chaos is Juliette, a 17-year-old girl with a fatal touch—literally. For 264 days, Juliette has been imprisoned in solitary confinement, her only crime being an accidental touch that resulted in death....
    By Tahereh Mafi
    Paperback
    $2200
    Elsewhere:
    $3999
    Backorder
    Ships mid August
  • Cozy Corner
    Relax and unwind with this adorable colouring book – it’s time to get cozy! Step into a world of calm and comfort with Cozy Corner, featuring 45 beautiful hand-drawn pages ready for you to colour in. Settle into your very own cozy corner with these brand new colouring pages! This follow-up to Coco Wyo's beloved Little Corner promises a new...
    By Coco Wyo
    Paperback
    $1700
    Elsewhere:
    $2100
    In Stock
    Ships tomorrow
  • Bunny vs Monkey: The Great Big Glitch (a Phoenix Comic Book): the instant number one bestselling book from Jamie Smart, Illustrator of the Year
    When Bunny, Monkey and friends discover a glitch in reality, life gets even crazier than normal: Bunny declares himself The Woods' Magical Protector, Pig becomes a superspy, plus there's complete metal Monkey mayhem! Experience the laughs and chaos in Bunny vs Monkey: The Great Big Glitch (a Phoenix Comic Book), the instant number one bestselling book from Jamie Smart, Illustrator...
    By Jamie Smart
    Paperback
    $2499
    In Stock
    Ships tomorrow
  • The Summer I Turned Pretty
    The Summer I Turned Pretty is now a major new TV series on Amazon Prime! If you loved The Kissing Booth and Jenny Han's smash-hit Netflix movie series To All the Boys I Loved Before, then you'll adore this gorgeously funny, romantic story! Everything that happened this past summer, and every summer before it, has all led up to this....
    By Jenny Han
    Paperback
    $2400
    In Stock
    Ships tomorrow
  • A Good Girl's Guide to Murder
    A Good Girl's Guide to Murder by Holly Jackson is the New York Times No.1 bestselling YA crime thriller that has captivated readers globally. Now adapted into a major BBC series, this intricately plotted and intensely gripping novel is being lauded as a modern classic in young adult literature. Pippa Fitz-Amobi, an intelligent and determined high school student, is looking...
    By Holly Jackson
    Paperback
    $1800
    Elsewhere:
    $2299
    In Stock
    Ships tomorrow
  • Powerless
    OVER A MILLION COPIES SOLD! THE INSTANT NO. 1 INTERNATIONAL BESTSELLING PHENOMENON. ‘Nothing short of epic’ - Rosie Talbot, bestselling author of Sixteen Souls ‘A thrilling fantasy with the most delicious slow-burn romance’ - M.A. Kuzniar, bestselling author of Midnight in Everwood ‘[A] titillating debut’ - Publishers Weekly ‘A masterpiece’ - Goodreads Reader Review ‘Everyone needs to read it’ -...
    By Lauren Roberts
    Paperback
    $2500
    Elsewhere:
    $2899
    In Stock
    Ships tomorrow
  • The Extremely Embarrassing Life of Lottie Brooks
    Louise Rennison for the Dork Diaries generation - hilarious, relatable and full of heart. The first book in the hilarious new series for children by the bestselling creator of Hurrah For Gin. The Extremely Embarrassing Life of Lottie Brooks follows Lottie Brooks, who is 11 and feels like her life is already officially over. Not only is she about to...
    By Katie Kirby
    Paperback
    $1799
    In Stock
    Ships tomorrow
  • Lottie Brooks's Totally Disastrous School-Trip
    The fourth book in this hilarious bestselling series full of friendship, family, and first experiences from the creator of Hurrah for Gin. Lottie Brooks's Totally Disastrous School-Trip continues to navigate the many perils of growing up in this fantastically funny illustrated series for a 9-12 audience, filled with friendship, embarrassing moments, and plenty of lols. Woe is me. So much...
    By Katie Kirby
    Paperback
    $1900
    Elsewhere:
    $2100
    In Stock
    Ships tomorrow

Why buy from us?

Book Hero is not a chain store or big box retailer. We're an independent 100% NZ-owned business on a mission to help more Kiwis rediscover a love of books and reading!

Service & Delivery

Service & Delivery

Our warehouse in Auckland holds over 100,000 books, toys, board games and puzzles in-stock so you're not waiting for your order to arrive from overseas.

Auckland Bookstore

Auckland Bookstore

We're primarily an online store, but for your convenience you can pick up your order for free from our bookstore, which is right next door to our warehouse in Hobsonville.

Our Gifting Service

Our Gifting Service

Books make wonderful thoughtful gifts and we're here to help with gift-wrapping and cards. We can even send your gift directly to your loved one.

Young Adult lists from the team

Explore our curated lists from our heroes to find your next read!

The Latest at Book Hero

View all