2025-12-17 06:15 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using a different version. Please update to the latest version before playing (the network version shown at the bottom left of the title screen is v2.1.0.1). Update Details for v2.1.0.1 Updated the engine version to UE5.6 Added default placed items to the Anti-Gravity Tractor to better convey the purpose of this device Adjusted the difficulty of several maps in CHAOS mode Implemented updates related to cross-play Fixed minor bugs and applied various optimization improvements That’s all for this update. We will continue striving to make the game even more enjoyab
2025-10-03 08:48 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using a different version. Please update to the latest version (network version shown at the bottom left of the title screen as v2.0.0.2) before playing. v2.0.0.2 Update Details Tutorial (Recruitment Test) Made Easier Improved the guidance to make it easier to understand how to enjoy the game, which was previously unclear Removed certain overly-lethal traps that appeared during solo play of the Recruitment Test Bug Fixes Fixed the attachment position of adhesive items on SUBJECT capsules Fixed an issue where certain S-size SUBJECTS would spawn in locations inten
2025-09-24 05:01 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using a different network version. Please update to the latest version (v2.0.0.0 displayed at the bottom left of the title screen) before playing. Today, “UNDERWARD” has received a massive update! The update is titled "UNDERWARD: LASTBOSS, Genius Gyaru Doctor"!!This update, which adds the new mode “CHAOS,” is so large in scale that you might think, “Isn’t this practically a new game?” v2.0.0.0 Update Details New Mode: “CHAOS”“CHAOS” is a clear-type mode spanning 6 floors. In addition to the abandoned hospital, three new maps have been added—“Abandoned Building,”
2025-09-02 10:55 UTC · Community Announcements · INT_IWATA
On September 24, a massive update is coming to UNDERWARD! The update is titled: 『UNDERWARD: LASTBOSS, Genius Gyaru Doctor』!!This update, which adds the new mode “CHAOS,” is packed with so much content that you might think: “Isn’t this basically a new release?” ◆ New Mode: “CHAOS”“CHAOS” is a clear-type mode consisting of 6 floors. In addition to the existing abandoned hospital, three new maps with multiple variations—“Abandoned Building,” “Factory,” and “Cyberpunk”—will be added, appearing randomly during play. And at the very last floor… a “final boss” is said to be waiting! ◆ A Play Experien
2025-07-22 06:59 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using a different network version. Please update to the latest version (v1.2.0.0 shown at the bottom left of the title screen) before playing. Update Details for v1.2.0.1 ■ Cross-Platform Play Support Online play with platforms other than Steam is now supported. If you wish to restrict crossplay, you can configure this using the “Crossplay” checkbox on the room search screen. ■ Player Report & Block Features Added A new system has been added to report and block malicious players. Blocked players will be restricted from using voice chat or joining your room. ■ Di
2025-07-08 08:24 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using a different version. Please update to the latest version before playing (the network version shown in the bottom left of the title screen should be v1.1.0.3). Update Details for v1.1.0.3 Fixed an issue that was causing frequent crashes on startup. If the game still crashes on startup after the game update, please check to see if your PC meets the minimum system requirements. Also, updating your GPU drivers to the latest version may solve the problem. Fixed various minor bugs. Fixed a strange phenomenon where some experiment capsules would start moving on t
2025-06-27 02:49 UTC · Community Announcements · INT_IWATA
{STEAM_CLAN_IMAGE}/45255816/7b3ba01e291046ab8567534475fc2d7e4ffb524c.png ■ DLC Now Available "UNDERWARD - Gorgeous Uniform and Aura for Supporter" and the bundle "UNDERWARD: Supporter Edition" are now available! For more details, please visit the DLC store page. Equip a luxurious “Special Uniform” and a stunning “Special Aura” to make your adventure even more dramatic. Purchasing this DLC is also the best way to support the future development of UNDERWARD. Thanks to your support, we’re able to deliver more and more exciting content and features. {STEAM_CLAN_IMAGE}/45255816/c2daa6de02667fcc8d81
2025-06-23 02:28 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using a different version. Please update to the latest version (v1.1.0.2 shown in the bottom left of the title screen) before playing. Update Details for v1.1.0.2 ■ SUBJECT Library Feature Added You can now access detailed information, flavor text, retrieval count, and retrieval rate for collected «TEST-SUBJECT» from the title screen after this update. {STEAM_CLAN_IMAGE}/45255816/147b17aef51d831669a3aab44951005266203010.jpg With this addition, the names and point values of undiscovered (unregistered) «TEST-SUBJECT» are now hidden. This provides a new thrill of u
2025-05-14 05:56 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using a different version. Please update to the latest version before playing (version v1.0.4.0 is displayed at the bottom left of the title screen). What’s New in v1.0.4.0 Gamepad Support Gamepad support added (If it doesn't work properly, go to Steam Library > UNDERWARD > Properties > Controller, and make sure "Use default settings" is selected.) A dedicated emote selection UI for gamepad users (default activation: D-pad down) Key binding settings for gamepad input added Added Y-axis inversion setting (can be set separately from mouse settings) Supply Machines
2025-04-01 06:55 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using different versions. Please update to the latest version (v1.0.3.2 displayed at the bottom left of the title screen) before playing. Update Details for v1.0.3.2 New Features in General Settings Added an option to toggle item slot cycling loop (ON/OFF) Added an option to switch between Toggle or Hold for Sprint Added an option to switch between Toggle or Hold for Crouch Item Slot Functionality Enhancements Added direct item slot keybinding, allowing players to switch slots with specific key inputs. → Default settings do not include key assignments, so pleas
2025-03-14 10:59 UTC · Community Announcements · INT_IWATA
※ Players with different game versions cannot match with each other. Please update to the latest version before playing. (Version number displayed at the bottom left of the title screen: v1.0.3.1) Update Notes for v1.0.3.1 Fixed an issue where the game would crash on startup for PCs that do not support FSR In the previous update, we changed the upscaling feature (FSR) to be enabled by default to improve performance. However, we received reports that this caused crashes on startup for players using PCs that do not support FSR. To address this issue, we have applied a fix in update patch v1.0.3.
2025-03-13 10:32 UTC · Community Announcements · INT_IWATA
Note: Matching is not possible with different versions. Please update to the latest version (v1.0.3.0 displayed at the bottom left of the title screen) before playing. --- Update Details for 1.0.3.0 Major Feature Additions Reconnection Feature (Experimental) - Players who unexpectedly leave the game can now reconnect from the title screen. → Due to strong demand, we have implemented this feature quickly, but since some instability remains, it is currently an experimental function. We appreciate your understanding. → If the host disconnects, the room will be disbanded, making reconnection impos
2025-02-26 08:13 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using different versions, so please update to the latest version (v1.0.2.0, displayed in the bottom left corner of the title screen) before playing. Update Details for 1.0.2.0 In solo play, a respawn system has been implemented, allowing players to respawn at the elevator after being captured. The item inventory limit in solo play has been increased to 6 slots. Using the Ampoule Gun in solo play now grants an extra respawn. The map layout for the Entry Test in solo play has been changed to a dedicated version. Capsule transportation speed now adjusts based on th
2025-02-13 10:19 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using different versions. Please update to the latest version (v1.0.1.2 as displayed at the bottom left of the title screen) to play. Update Details (v1.0.1.2) Added a mic mute toggle button (default: M key) Added push-to-talk mode (can be changed in options; after changing, the default key is T while holding) Updated in-game UI to reflect the above changes Fixed an issue where the screen could go completely black when captured by the Cardboard Mimic Minor Fixes To prevent getting stuck when downed nurses or other characters block narrow entrances, they can now
2025-02-10 08:31 UTC · Community Announcements · INT_IWATA
※ You cannot match with players using different versions. Please make sure to update to the latest version before playing. (The version displayed at the bottom left of the title screen should be v1.0.1.1) Update v1.0.1.1 Fixed item-related issues that were causing some crashes. General performance improvements. (Due to this adjustment, capsules that are not being carried may appear to warp. This will be improved in future updates.) Changed the default setting for room creation to private, as many players were unintentionally setting their rooms to public. Uncheck the box if you want to create
Full appinfo as delivered by Steam PICS, changenumber 37466459. Also at /api/app/3025290/raw.
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