Steam

ヘレの海底都市計画～箱庭に空気を植えるSLG～

Also known as s, slg, steam:2502940

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Last update

17 May 2026

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0/wk

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1 tracked

Shown

11 records

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Recently shipped

Published 21d ago

GW Limited-Time Offer: Emma Create 4-Game Bundle is 25% Off!

To everyone who has added our games to your wishlist: For a limited time during Golden Week, we’re holding a special bundle sale featuring four Emma Create games! This bundle includes four different games, including man…

StoreImpact 754 changes

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Latest updates

Update archive

Browse 11 historical updates and patch notes for this game.

11shown

MediaVersionDateTypeSummaryAction
#065307 Sept 2025StoreA special bundle is coming, featuring Frontier Works’ latest release *Heroic Songs: the Remix!* together with Ema Create’s popular title *Helle's Undersea City Project - Bringing Air to The Garden*! *Heroic Songs: the R…StoreImpact 552 changes
v1.3.017 Dec 2023Announcement- Supported Chinese (Traditional).Announcement
v1.2.001 Dec 2023AnnouncementWe are pleased to inform you about the contents of the update implemented on November 30. - Support for implementation of the Nagino Mashiro Resettlement DLC As it will appear as DLC, it will no longer appear as a touri…Announcement1 changeGameplay
#D88730 Nov 2023Patch notesVtuber『凪乃ましろ』とのコラボ企画を盛り上げてくださった御礼と感謝として、凪乃ましろの専用住居と住民化DLCを配信しました！ ●Addition of a special residence with a "Mashiro Nagino" motif! This DLC adds research for a special "Mashiro Nagino"-motif residence that can be built o…Patch notes1 changeGameplay
v1.1.020 Oct 2023EventWe are pleased to inform you of the update We would like to inform you about the contents of the update. New tourists have appeared in the undersea city where Hele lives! Parameters of buildings have been adjusted. - Ba…EventImpact 759 changes
#B2B810 Oct 2023Patch notesThank you for enjoying Hele's Undersea City Project. We have fixed and improved some bugs that we are currently checking. Improvements - Adjustment of the volume of the air-just-above-the-water sound during exploration…Patch notesImpact 603 changes
#D57D08 Oct 2023Patch notesThank you for enjoying Hele's Undersea City Project. We have fixed some bugs that we are currently confirming. Bug Fixes . - Issue where level-up could not be performed correctly - Issue with left-aligned images of buil…Patch notes1 changeFix
#B1AC08 Oct 2023Patch notesThank you for enjoying Hele's Undersea City Project. We have fixed some issues that we are currently confirming. We have fixed certain architectural issues. We will continue to update the game to fix bugs and make it mo…Patch notesImpact 603 changes
#33A908 Oct 2023Patch notesThank you for enjoying Hele's Undersea City Project. We have fixed and improved some bugs confirmed in ver1.0.1. . -The current location is now highlighted even during end-of-road construction . <…Patch notesImpact 657 changes
#620D06 Oct 2023Patch notesThank you for enjoying Hele's Undersea City Project. We have fixed some bugs and made some improvements that we are currently confirming. ∙ An issue where the in-game BGM and SE were mono. Fixed to stereo s…Patch notesImpact 502 changes