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Game overview

Koikatu!

Koikatu is a 3D character sandbox from Illusion, built in Unity around creating your own cast. The school setting frames the game, and animation plus voice work carry the presentation.

vRX22 unity completed windows Illusion
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Download

windows

External links. Files are hosted by third parties; check them before running anything.

Screenshots

Koikatu! screenshot rKoikatu! screenshot 2Koikatu! screenshot 3

About Koikatu!

Character creation is the centre of the design. You build the people who populate the school, then play a male lead inside that world, so the cast is yours before the story starts. Two installs can look completely different at the same point in the game because of that, and the school setting is only as populated as you make it.

The systems include a dating-sim layer, a sandbox mode and virtual reality support, all sitting on the same 3D base. Scenes are animated rather than static, voice work is present, and the camera stays in first person. Lesbian and futa material both appear depending on how the cast is built, and the tone follows whatever configuration you created.

Version RX22 is the build listed here, dated 20 March 2025 and updated on 30 March 2025, and the project is marked completed. It is a Windows-only release with English text, and the download list is long because it covers several revisions of the same game. Take the newest matching set instead of mixing packages from different builds.

Features

  • Deep 3D character creation.
  • School-setting sandbox with dating-sim systems.
  • Animated scenes with voice work.
  • Virtual reality support.
  • Windows only, English text.

How to install

Extract the archive and run the launcher from the root folder. Keep every subfolder in place, because the game loads assets from fixed relative paths and a moved folder will not start.

Requirements

Windows — English text, uncensored. Built on the Unity engine.

FAQ

Is Koikatu finished?
Yes. It is marked complete, with version RX22 dated 20 March 2025 and last updated on 30 March 2025.
Does Koikatu support VR?
Yes. Virtual reality is a listed feature alongside the sandbox and dating-sim modes.
Why are there so many Koikatu downloads?
The list covers several revisions of the release, so pick the newest matching set rather than mixing files.

Tags

See also character creation games, Unity games, Illusion games.