Hyakki Castle cover
Hyakki Castle screenshot
PC Switch Steam
Genre: Role-playing (RPG), Adventure

Hyakki Castle

『Haunted Dungeons: Hyakki Castle』 販売終了のお知らせ

皆様へ

2017年11月14日にリリースを開始いたしました『Haunted Dungeons: Hyakki Castle』につきまして、諸般の事情により誠に勝手ながら2022年11月13日をもちまして販売を終了することになりましたことをお知らせいたします。

我々は今後皆様に楽しんでいただけるゲームの開発により努めて参りますので、引き続きよろしくお願いいたします。

Update Release - Version 2.0.0 "Haunted Dungeons: Hyakki Castle"



Hello everyone!

Haunted Dungeons: Hyakki Castle, the polished upgrade of Hyakki Castle, is now available!
Give it your all and aim to clear the Haunted Dungeons!

Website:http://haunted-dungeons.happinet-games.com/
Trailer:https://youtu.be/qWqYnwqMZtQ
Twitter:https://twitter.com/Haunted_Dungeon

PlayStation®4/Nintendo Switch Release & Update Info


The PlayStation®4 and Nintendo Switch versions of Hyakki Castle have undergone a large-scale update. The Steam version is also scheduled for an update. We will inform you of the details as soon as we can.
Twitter:https://twitter.com/Haunted_Dungeon

"HYAKKI CASTLE" price change!


Hi there!

It has been four months since we released "HYAKKI CASTLE".
We appreciate to everyone who sent feedback to us.

We have decided to lower the price so that more users can enjoy "HYAKKI CASTLE".
Now enter the Hyakki Castle!

Thank you!

New Update now live - Free Dungeon Map “The Last Fight with Doman” Now Available!


Hello everyone!

We are really excited to get this update out!

We released a variety of significant patches based on direct feedback and requests from players and fans since Hyakki Castle first launched on Steam on Nov. 15, 2017, including an improved “new game” instructions, improvements to user-interface, and other quality of life issues.

Enter the Haunted Halls of Hyakki Castle With Free Bonus Content, and Major Post-launch Updates!

Latest update information



  • Added free dugeon map
    After clearing the main story, the "The Last Fight with Doman" extra dungeon becomes available to challenge at different difficulty levels. Bosses from the main story await you in the new dungeon, and with new attacks.
  • The time it takes to clear the extra dungeons will be recorded in your stats.
  • Operating instructions have been made more clear.
  • Some skills have been changed.
  • Other issues have been fixed.


For news and updates follow us on:
Twitter : https://twitter.com/AsakusaStudios

Thank you!

Update Release - Version 1.0.4

We released the Ver1.0.4 update today.

Ver 1.0.4 update information



  • Added save points to each Floor.
  • The title screen BGM is part of the "DANNOURA SANGA" song on the biwa.
  • Fixed other issues.


We will continue to improve our game based on your opinions and suggestions.

Thank you!

Update Release - Version 1.0.3

We released the Ver1.0.3 update today.

Ver 1.0.3 update information



  • The character panel can now be opened and closed.
  • default settings : " i " key on the keyboard or "R3" button on the gamepad.
  • Fixed issue related to Sound Effect.
  • In the Tips menu, a new page has been added about how to play the game.
  • When starting the "NEW GAME", an explanation of how to play has been added.
  • New text is displayed about gameplay elements.


We will continue to improve our game based on your opinions and suggestions.

Thank you!

Version 1.0.3 Update announcement

We are currently working on updates of the following contents.

Planned Updates

  • The character panel can now be opened and closed.
  • Fixed issue related to Sound Effect.
  • In the Tips menu, a new page has been added about how to play the game.
  • When starting the "NEW GAME", an explanation of how to play has been added.
  • New text is displayed about gameplay elements.


These updates will be delivered in this week.

Update Release - Version 1.0.2

We released the Ver1.0.2 update today.

Ver 1.0.2 update information

  • Adjusted the monster's parameter on the 4th floor "Haragao".
     (Home to the Ever-Morphing "Haragao")
  • Adjusted the screen brightness of the game.
  • Adjusted some enemy's ability.


We will continue to improve our game based on your opinions and suggestions.

Thank you!

Update Release - Version 1.0.1

We released the Ver1.0.1 update today.

Ver 1.0.1 update information

  • Extended the display time of character panel.
  • Made it possible to close the menu with ESC key.
  • Changed the default assignment of Game-PAD.
  • Now you can turn around with the right stick of each controller.
  • Enlarged the arrow on the Tips page.
  • Improved the display of passive skill.
  • Improved the map display.
  • Displayed the save screen, when you opening the menu at the save point.
  • Adjusted some enemy's ability.


We will continue to improve our game based on your opinions and suggestions. Also we will update the information accordingly, as new information and patches are available.

Thank you!