

Underdeep 2026
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Steam News · 5h
UNDERDEEP Is Now Available on Steam!
UNDERDEEP has officially launched on Steam today!Thank you so much to everyone who has supported UNDERDEEP along the way!Your kind words and valuable feedback have been a huge source of encouragement throughout development.The official release is a major milestone, but I'll continue working to make UNDERDEEP an even better game, taking your feedback and suggestions into consideration.I also plan t...
Steam News · Oct 16
UNDERDEEP Demo Is Now Available!
UNDERDEEP Demo is now available!Save data from the Demo will automatically carry over to the full version, so feel free to dive in and enjoy the game!Your thoughts and feedback are always welcome! I'll be sure to read through them and take them into consideration.I'll continue working to make UNDERDEEP an even better game.Thank you for your continued support of UNDERDEEP!
Steam News · Oct 10
UNDERDEEP Release Date Confirmed for October 30!
UNDERDEEP is officially set to launch on October 30, 2026!Ahead of the full release, a demo is also planned for release on October 16.Please note: Save data from the Demo will carry over to the full game.If you're interested in UNDERDEEP, be sure to add it to your Steam wishlist!Thank you for your continued support of UNDERDEEP!
Steam News · Mar 8
New Gameplay Video Now Available
Thank you for your continued support. We’ve released a new gameplay video for the game we’re currently developing. This video features gameplay from the early part of the game. We hope it gives you a better sense of the game’s atmosphere and what it actually feels like to play—something that can be difficult to fully convey through text and images alone. Watch the video here: We’ll continue workin...
Steam News · Feb 28
Development Update: New Features in the Works
This post introduces features that are currently in development for UNDERDEEP.Behavior Policy SettingsYou can set a character’s behavior policy for each tile (coordinate) on the map. During auto-play, characters will prioritize actions that follow the policies assigned to the tile they’re on.Examples of available policies:A: Go NorthC: Go WestE: Use PotionF: Do EvilG: Do goodYou can assign up to t...
Steam News · Feb 14
UNDERDEEP Crowdfunding Is Now Live!
Thank you, as always, for your continued support. We’re excited to announce that the UNDERDEEP crowdfunding campaign is now live! Kickstarter (Worldwide) CAMPFIRE (Japan) We’ve put together a range of reward tiers—from early access so you can play early, to customization-focused tiers that let you dive deeper into the world of UNDERDEEP. Whether you want to support the game or simply enjoy UNDERDE...
Steam News · Feb 12
Crowdfunding Page Preview Now Live
Thanks for your continued support!We’ve posted a preview of UNDERDEEP’s crowdfunding page.Kickstarter (Worldwide)CAMPFIRE (Japan)The page includes reward details and a message from the developer—please take a look.On the crowdfunding page, click “Notify me on launch” to get an email when the campaign goes live.Thank you!
Steam News · Jan 14
Release Schedule Update and Crowdfunding Plan
Thank you as always for your support. I’d like to share the current development status and plans moving forward.Current Development StatusThis project is currently in the middle of core system development, and overall progress is about 30%.I initially aimed to release in Q1 2026, but as development has progressed, I’ve gained a clearer understanding of the work still required. I’ve realized that s...