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忘れ物

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App ID 4977580
App Type Game
Store Name Lost Item
Developer
Publisher to_teki
Supported Systems Windows
Last Changenumber 38727669
Last Record Update 9 September 2026 – 12:54:05 UTC ()
Release Date 9 September 2026 – 12:54:00 UTC ()
❓ 50.00%
2 reviews
0
In-Game
😱 Horror 🚶 Walking Simulator 🕴 Psychological Horror 🔍 Hidden Object 🙌 First-Person

You come to your senses in a strange office building. A short walking simulator: patrol all 10 floors flawlessly, collecting every Lost Item along the way. Miss even one—and you're back on the 1st floor.

Additional Information

Developer to_teki
controller_support full
community_visible_stats Yes
ReleaseState released
Publisher to_teki
Store Release Date 9 September 2026 – 12:54:02 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://x.com/to_teki99
https://www.youtube.com/@to_teki
Primary Genre Adventure (25)
Store Genres Adventure (25), Indie (23), Simulation (28)
Steam Release Date 9 September 2026 – 12:54:00 UTC ()
Store Asset Modification Time 5 August 2026 – 12:07:39 UTC () (1785931659)
library_assets
library_capsuleen,ja
library_heroen
library_hero_bluren
library_logoen
library_headeren
logo_position ↴
pinned_positionCenterCenter
width_pct37.050625033794965
height_pct100
osextended empty string
name_localized
englishLost Item
frenchLost Item
germanLost Item
italianLost Item
japanese忘れ物
koreanaLost Item
polishLost Item
russianLost Item
schineseLost Item
spanishLost Item
tchineseLost Item
turkishLost Item
brazilianLost Item
controllertagwizard Yes
AI Content Type 1
First seen on SteamDB 16 July 2026 – 11:14:32 UTC (), in changelist #37306426

Supported Languages

13 Languages Interface Full Audio Subtitles Achievements
English Yes Yes
French Yes Yes
German Yes Yes
Spanish - Spain Yes Yes
Turkish Yes Yes
Portuguese - Brazil Yes Yes
Polish Yes Yes
Russian Yes Yes
Simplified Chinese Yes Yes
Traditional Chinese Yes Yes
Japanese Yes Yes
Korean Yes Yes
Italian Yes Yes

Tags

😱 Horror 🚶 Walking Simulator 🕴 Psychological Horror 🔍 Hidden Object 🙌 First-Person 📷 Realistic 🤫 Mystery 🗺️ Adventure 🌫 Atmospheric 📏 Linear 📦 Collectathon 🗺 Exploration 🔚 Multiple Endings 🧊 3D 😨 Dark 🫂 Psychological 👤 Singleplayer 🔮 Supernatural 🫠 Surreal 🌱 Indie

Categories

Single-player Steam Achievements Steam Cloud Family Sharing Steam is learning

Hardware Categories

Full Controller Support

Accessibility Categories

Camera Comfort Custom Volume Controls Stereo Sound Surround Sound Playable without Timed Input

Assets

Load all asset images
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header_image
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library_assets_full
library_capsule ↴
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library_hero ↴
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library_hero_blur ↴
image/english38afdb5baea65a1b82eaeb4c097160d7b73cd622/library_hero_blur.jpg
library_logo ↴
image/englisha18f3fde8541e97e0026f227613b70721347acc0/logo.png
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logo_position/height_pct100
library_header ↴
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Assets
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page_background_pathapp/4977580
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last_modified9 September 2026 – 12:54:01 UTC
timestamp9 September 2026 – 12:54:01 UTC

Trailer 1261758 ↴

trailer_name Lost Item
trailer_category 1
microtrailer ↴
video/webm 4977580/523521149/7c30344b114b143810fe0dc961cdbfada0762bf4/1785499921/microtrailer.webm
video/mp4 4977580/523521149/7c30344b114b143810fe0dc961cdbfada0762bf4/1785499921/microtrailer.mp4
adaptive_trailers ↴
dash_av1 4977580/523521149/7c30344b114b143810fe0dc961cdbfada0762bf4/1785499921/dash_av1.mpd
dash_h264 4977580/523521149/7c30344b114b143810fe0dc961cdbfada0762bf4/1785499921/dash_h264.mpd
hls_h264 4977580/523521149/7c30344b114b143810fe0dc961cdbfada0762bf4/1785499921/hls_264_master.m3u8
screenshot_medium 257384135/a6f1b12e2fa8acbe190accec486d32c6f149f4e6/movie_600x337.jpg
screenshot_full 257384135/a6f1b12e2fa8acbe190accec486d32c6f149f4e6/movie_full.jpg
all_ages true
is_highlight true
timestamp 31 July 2026 – 12:24:55 UTC

Depots

ID Configuration Size DL.
4977581 508.27 MiB 307.11 MiB

Total size on disk is 508.27 MiB and total download size is 307.11 MiB.

 

Branches

Name Description Build ID Time Built Time Updated
public 25104309 3 September 2026 – 14:47:32 UTC 3 September 2026 – 14:47:35 UTC
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