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OU
"Between something and someone." U-chronia is a mysterious world constantly changing like a book whose pages are flipped out of order. You will wear the shoes of OU, the protagonist, to live through this game-shaped experience—without knowing what it really is.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-28.
“This game won me over after my initial review. I still think it has some major flaws, but it's overall a nice experience with fantastic art and music. The big thing that threw me off is that you need to play this game 3 times, and you need to actually wait through the credits…”
— a player, Steam review · 8 hrs played“This game caught my attention a while back for the art style. I haven't really gotten nearly far enough to say anything about the story (only gotten one ending, on second play-through right now) though I will say the way it handles an additional play-through is really…”
— a player, Steam review · 7 hrs played“Art and music are clearly the standout qualities here; they bolster the melancholic story. I just wish the gameplay and level design received greater attention. There's a basic puzzle relatively early on, so I had hoped there would be others like it to change the pace of…”
— a player, Steam review · 2 hrs playedAchievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-28.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Heartreasure: Stellar Journey × OU Collaboration bundle
To celebrate the 3rd anniversary of OU’s release, a special collaboration bundle featuring OU and Heartreasure: Stellar Journey has been announced! Both titles share the charm of a hand-drawn art styl
[Part 2] Dreams of Another x OU Director Talk
To celebrate the release of the 'OU' x 'Dreams of Another' bundle, we held a special dialogue between directors KODAOSAKANA and Baiyon. Please check out their conversation at the link below. https://w
[Part 1] Dreams of Another x OU Director Talk
To celebrate the release of the 'OU' x 'Dreams of Another' bundle, we held a special dialogue between directors KODAOSAKANA and Baiyon. Please check out their conversation at the link below. https://w
"OU" Original Art Exhibition Coming August 22–24!
Nintendo Switch packaged version of the picturesque adventure OU , we will be holding the "OU Original Art Exhibition" at GALLERY IRO in Kichijoji from Friday, August 22 to Sunday, August 24 . ■"OU" O
OU Official Goods Canvas Board
OU Official Goods Introduction of Canvas Board There are a total of 6 different designs. ※Sorry, orders and deliveries are only available in Japan. ■Canvas Boards TypeA ■Canvas Boards TypeB ■Canvas Bo
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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 2026-09-28.
| Genres | Adventure |
| Player tags | Adventure · Fantasy · Hand-drawn · Story Rich · 2D · Emotional · Atmospheric · Psychological · Side Scroller · Multiple Endings · Singleplayer · Controller (SteamSpy community voting) |
| Features | Single-player · Steam Achievements · Gamepad Recommended · DualShock Controller Support · DualShock Controller Support · DualSense Controller Support · DualSense Controller Support · Partial Controller Support |
| Languages | English, Japanese, French, Italian, German, Spanish - Latin America, Portuguese - Brazil, Simplified Chinese |
| Achievements | 11 |
| Official site | https://gmodecorp.com/cs/ou/ |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10 Processor: Intel Core i3-2125 Memory: 4 GB RAM Graphics: NVIDIA GeForce GTX 660 Storage: 5 GB available space