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Garisani Detective Agency
Garisani Detective Agency is a story-driven real-time co-op deduction game for two.In 1990s Korea, play as a brother and his ghost sister, taking cases from the living and the dead. Gather clues from two angles and solve puzzles together.An analog era of pagers and payphones.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-25.
“I will leave the cat here, so that everybody who passes by can pet it and give it a thumbs up and awards ／＞ フ | _ _ l ／` ミ＿xノ / | / ヽ ﾉ │ | | | ／￣| | | | | (￣ヽ＿_ヽ_)__) ＼二つ”
— a player, Steam review · 18 hrs played“The co-op game design is to be respected, but the quality of the deduction puzzles (presumably due to translation errors) leaves a lot to be desired. Although I respect the efforts of the small number dev team, this game would greatly benefit from quality assessment and…”
— a player, Steam review · 2 hrs played“The answers are ridiculous, even with a hint telling me which evidence needs to be used the answer makes absolutely no sense. Some answers are clearly shown by other pieces of evidence than the game wants you to use, so it just becomes a game of "guess what the author wants from…”
— a player, Steam review · 1 hrs playedLatest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
GXG 전시 한정 솔로 EX 스테이지 출시
Hello, this is Polarion , the development team behind Garisani Detective Agency . We have some exciting news to share! We are pleased to announce that Garisani Detective Agency will be participating i
버그 수정
안녕하세요. 가리사니 흥신소를 제작하고 있는 폴라리온입니다. 오류 수정 및 버그 패치 소식 전해드립니다. • 3스테이지 퍼즐 위치 리셋 버튼 및 강제 클리어 기능을 추가했습니다.
Bug Fixes
Hello, this is Polarion, the team behind Garisani Detective Agency . We've released a new patch with several bug fixes and improvements. Bug Fixes Fixed an issue where the Correct Answer button would
Bug Fix - July 17, 2026
Hello, we are Polarion, the team behind Garisani Detective Agency. We are pleased to share our latest error fixes and bug patch updates. Fixed translation errors for Stage 1 evidence items in the Chin
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-25.
| Genres | Adventure, Indie, Strategy, Free To Play |
| Player tags | Detective · Online Co-Op · Investigation · Story Rich · Visual Novel · Logic · Text-Based · Indie · Adventure · Retro · Co-op · 2.5D (Steam store community voting) |
| Features | Multi-player · Co-op · Online Co-op · Stats · Family Sharing |
| Languages | Korean, English, Japanese, Simplified Chinese |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10 Processor: Requires a 64-bit processor and operating system Memory: 8 GB RAM Graphics: Nvidia GTX 760 or equivalent Storage: 10 GB available space