NAMAKORIUM (ナマコリウム)
Namako (Sea cucumbers) will save the Earth—NAMAKORIUM is a chaotic, cooperative multiplayer RTS game for up to four players. Command the “cleaners of the sea” —Namako left behind by humanity and work together to clean up the polluted oceans!
Last Updated: 1/6/2026
| Developer | Polyscape Inc. |
| Publisher | Polyscape Inc. |
| Steam App Id | 3866920 |
NAMAKORIUM (ナマコリウム)
Namako (Sea cucumbers) will save the Earth—NAMAKORIUM is a chaotic, cooperative multiplayer RTS game for up to four players. Command the “cleaners of the sea” —Namako left behind by humanity and work together to clean up the polluted oceans!
Last Updated: 1/6/2026
- Windows
- Mac
- Linux
About NAMAKORIUM (ナマコリウム)
NAMAKORIUM (ナマコリウム) is an Indie, Casual, Simulation, Strategy, and Early Access game developed by Polyscape Inc. It was released on the Steam Store by Polyscape Inc.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, NAMAKORIUM (ナマコリウム) supports the following features:
- Playable without Timed Input
- Partial Controller Support
- Mouse Only Option
- Surround Sound
- Save Anytime
- Steam Cloud
- Camera Comfort
- Stereo Sound
- Co-op
- Multi-player
- Steam Achievements
- Remote Play Together
- Family Sharing
- Custom Volume Controls
- Online Co-op
Media & Sceenshots
Watch the featured video for NAMAKORIUM (ナマコリウム) and see the latest screenshots from the Steam Store.

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Soures & References
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NAMAKORIUM (ナマコリウム) data has been sourced from:
- Valve Corporation. (2026, January 6). NAMAKORIUM (ナマコリウム) on Steam. Steam Store.
- Valve Corporation. (2026, January 6). NAMAKORIUM (ナマコリウム). Steam Community Hub.