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失踪した友人の部屋に残されていたゲーム

失踪した友人の部屋に残されていたゲーム

would like you to solve the mystery contained in the game.

Released Oct 31, 2024 Developer rentaka Platforms Windows AdventureHorrorSingleplayerAction-AdventureFPS
View on Steam ↗ $6.99 (US · as of 2026-05-18)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

90.7%positive54 reviews
Recommended · 0 found this helpful

“Even almost a year after playing this game, I still think about it sometimes. Such a weird experience.”

— a player, Steam review · 10 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

2achievements
15.5%median completion
15.5%rarest: ありがとうございました
30.8% of players 15.5% of players 30.8% 0% most earned rarest
Almost everyone has
30.8%はじまり — 最後に を閲覧した。
15.5%ありがとうございました — ドキュメントを全て回収した。
Rarest badges of honor
15.5%ありがとうございました — ドキュメントを全て回収した。
30.8%はじまり — 最後に を閲覧した。

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Jan 21, 2025
1/22

Support for Korean translation Translation optimization Change the process when all documents are collected

Jan 02, 2025
1/3

Performance Improvements Some MAP structure changes Hid the Scene Open function.

Dec 01, 2024
12/01

Proofreading

Nov 19, 2024
11/20

Correction of typos Reduced screen shake during walking. Scene 4 Adjusted brightness.

Nov 18, 2024
11/19

Scene 2: Improve Elevator Behavior

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From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresAdventure
Player tagsAdventure · Horror · Singleplayer · Action-Adventure · FPS · 3D · Psychological Horror · Visual Novel (SteamSpy community voting)
FeaturesSingle-player · Partial Controller Support · Family Sharing
LanguagesJapanese, English, Simplified Chinese, Korean
Achievements2
Minimum system requirements (PC)

Minimum: OS: Windows10 Processor: Quad-core Intel or AMD, 2.5 GHz or higher Memory: 8 GB RAM Graphics: Graphics card supporting DirectX 11 or DirectX 12 Storage: 10 GB available space