Happiness Double Room
Released Sep 2022
It's the end of summer, and you've been abducted by a sister you've known for a long time. Forget all your past troubles, distress and everything bothersome, just spend your time happily with Sister in the days to come!
90% positive · 2,970 reviews
Done
All announced content has been released
High confidence
Done
All announced content has been released
High confidence
Where to buy
Steam $12.99
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Evaluation
Happiness Double Room is a visual novel / interactive simulation that released on September 28, 2022. The store description presents it as a complete, self-contained experience with a defined word count (100,000 words), a fixed number of CG scenes, and multiple endings — all characteristics of a finished product rather than an ongoing content platform.
The publisher's Steam news page is shared across several games from Alice Publication and its associated studios. Reviewing the posts, the news activity is almost entirely focused on other titles in the publisher's catalog (such as "Falling with Ice Phoenix!", "Jerez's Arena III", "Apprehending the Adventurer Chan!", and "Blades of Jianghu"), rather than Happiness Double Room itself.
The most noteworthy development post on this channel is from May 12, 2023 [NEWS-6], in which Aolun, the head of Eternal Alice Studio, announced the formal dissolution of the studio. However, this announcement concerned the studio's other works and does not reference Happiness Double Room specifically. Importantly, subsequent news posts from 2024 and 2025 show the publisher (Alice Publication) continuing to operate and release new titles under new developer partnerships — the dissolution affected the original studio structure, not the publisher as a whole.
The only update directly referencing Happiness Double Room is a bug fix patch (v1.06, August 3, 2024 [NEWS-10]) that optimized loading speed and improved achievement conditions — routine maintenance with no indication of planned new content.
There are no unreleased DLC listings, no announced expansions or updates, no developer roadmap, and no statements about future content for this game. The game launched as a complete package and has been maintained with minor patches. The last direct communication about the game was August 3, 2024.
Evidence
Store description presents a complete, self-contained visual novel with defined content: 100,000-word story, 33 CG scenes, multiple endings — all characteristics of a finished product with no mention of planned additions.
v1.06 patch released for Happiness Double Room: optimized loading speed, improved achievement unlock conditions, and attempted fixes for loading issues. Last direct communication about this game.
Details
Developer
Publisher
Alice Publication
Achievements
18
Platform
Windows
Controller
—
Steam Deck
Playable
Players
Single-player
About this game
💗Happiness Double Room💗
I've been abducted.
Abducted by... the sister I've known for years.........
Story of the game
What's the right choice? No matter how I think about it, any decision I make will eventually bring me to my wit's end.But she told me––
It's ok to have chosen the wrong path, as long as you try your best to make it right, everything will be fine.
Towards the end of summer, while I was feeling suffocated from all of life's pressures, I met her again.
I let out all the stress that I accumulated for 4 years, and even contemplated leaving this world at one point.....
However, she took my hand and guided me towards a new life.
Game Elements
- It's an interactive simulation
- An impactful 100,000-word story filled with happiness.
- Multiple storyline endings
- Japanese Voiced Female Lead
- A total of 33 CG scenes and over 300 animated pictures
- There are 18 erotic CG scenes in total, of which 16 scenes are animated, and over 700 animated pictures
Last evaluated Jun 22, 2026
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