The free demo of Happy Project 12. Become Hinata's father and play the first six months of her three-year road to the junior high entrance exams - up to the 2nd mock exam that decides her cram school class. Every week: make her study, or let her play.

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Free Demo

Play Happy Project 12 Demo

Check out the full game

 

About This Demo

About this demo


The full game is a three-year, 69-turn simulation. This demo covers the
first 16 turns (April to early November of 4th grade).

  • The 1st mock exam (June, 4th grade) - the first time you are shown where she really stands nationwide
  • The 2nd mock exam (November, 4th grade) - the make-or-break placement into Class alpha or Class beta
  • The weekly loop of studying, playing and shopping, random events, and your wife's state of mind

Everything at the core of the full game is here. One run takes about 15-20 minutes.

I never wanted to be the dad who says "go study."


You're an office worker in your forties. You live in Tokyo, went to a decent university, work at a decent company.
You never took entrance exams as a kid yourself. You wanted your daughter to grow up free.

...Right up until you noticed the part of you that quietly hopes she gets into a top school.

Happy Project 12 is a life-sim in which you become the father of Hinata, a fourth-grader,
and live out the three years leading to her junior high entrance exams in February of sixth grade.

Three years, 69 turns. Every weekly choice decides everything


Each turn, you decide how your daughter spends her time.

  • Have her study — Japanese, math, science, social studies. Her stats grow, her stamina drains
  • Let her play — stamina and drive come back. But that week's studying is gone

Six stats grow: STEM Knowledge, Humanities, Reading, Calculation, Reasoning and Drive.
But— a daughter whose Drive has bottomed out will not do what you tell her.
"I don't feel like it today." One sentence, and the week you planned disappears.

Mock exams: reality with nowhere to hide


Six of them in three years. National mock exams score your parenting without mercy.
Depending on her results, she moves between Class α and Class β at cram school.
Move up and she gains confidence; drop down and— dinner that week gets a little quiet.

Grades aren't the only thing that matters


In this game there is something you have to watch besides her academic ability.

It's the trust between parent and child.

What you answered when your daughter asked for help.
The face you made on the day her grades fell.
All of it adds up, never once shown to you as a number, and quietly decides how it all ends.

Because you can't see it, all you can do is believe in your own three years.

A family isn't a battle you fight alone


Your wife Naomi checks the exam forums and social media every single night.
She rides every high and low of your daughter's grades, second-guesses your decisions, and is slowly worn down.

Leave her alone and your family breaks before the exams do.
...Entrance exams are not the child's problem alone.

Over 50 story events, and 11 endings


Afternoons with friends, cram school meetings, Christmas, the walk home from a mock exam, and exam day itself.
All kinds of events unfold one after another across the three years.

And waiting beyond the final results are 11 different endings.

Getting into her first-choice school doesn't guarantee happiness.
Failing every school doesn't rule out redemption.
...What decides it isn't only her deviation score, but how you faced your daughter over three years.

Endings you reach are recorded in the ending gallery, and you can play again and again until you've filled it.

What's in the demo


  • 16 of the 69 turns (April to early November, 4th grade)
  • 2 of the 6 mock exams (up to the cram school class placement)
  • Over 25 story events
  • 2 of the 11 endings can be reached (yes, you can hit a bad end in the demo)
  • Skip for events you have already seen, dialogue log, 10 save slots
  • Fully localized in 10 languages (Japanese / English / Simplified Chinese / Traditional Chinese / Spanish / Portuguese (Brazil) / German / French / Korean / Russian)

In the full game


  • All 69 turns, through to the real entrance exams in February of 6th grade
  • 6 mock exams / over 50 story events / all 11 endings and the ending gallery

Note: demo save data does not carry over to the full game.

Spend six months with her first. If you want to know how it ends, add Happy Project 12 to your wishlist.

AI Generated Content Disclosure

The developers describe how their game uses AI Generated Content like this:

This game uses generative AI for all illustrations, programming, audio assets, Steam Community assets, and marketing materials.

System Requirements

Windows
SteamOS + Linux
    Minimum:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10 (64-bit)
    • Processor: Intel Core i3-3220 or AMD FX-4100
    • Memory: 4 GB RAM
    • Graphics: Intel HD Graphics 4000 or equivalent; OpenGL 3.3 support
    • Storage: 500 MB available space
    • Sound Card: Windows-compatible audio device
    Recommended:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10 or Windows 11 (64-bit)
    • Processor: Intel Core i5-6500 or AMD Ryzen 3 1200
    • Memory: 8 GB RAM
    • Graphics: NVIDIA GeForce GTX 650, AMD Radeon HD 7750, or better
    • Storage: 500 MB available space
    • Sound Card: Windows-compatible audio device
    Minimum:
    • OS: Ubuntu 20.04 (64-bit), SteamOS 3.0, or equivalent 64-bit distribution
    • Processor: Intel Core i3-3220 or AMD FX-4100 (x86_64 with SSE4.2 support)
    • Memory: 4 GB RAM
    • Graphics: Intel HD Graphics 4000 or equivalent; OpenGL 3.3 support
    • Storage: 500 MB available space
    • Sound Card: ALSA, PulseAudio, or PipeWire-compatible audio device
    Recommended:
    • OS: Ubuntu 22.04 (64-bit) or later, SteamOS 3.0, or equivalent 64-bit distribution
    • Processor: Intel Core i5-6500 or AMD Ryzen 3 1200
    • Memory: 8 GB RAM
    • Graphics: NVIDIA GeForce GTX 650, AMD Radeon HD 7750, or better; OpenGL 4.6 support recommended
    • Storage: 500 MB available space
    • Sound Card: ALSA, PulseAudio, or PipeWire-compatible audio device
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