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Tsukikage Gakuen ~Forbidden After-School Hours~
Tsukikage Gakuen ~Forbidden After-School Hours~ is an adult 18+ romance visual novel with 3 routes and 9 endings. After transferring to the university, you meet three contrasting girls — gentle Yuki, mysterious Ms. Makoto, and stubborn Akane. Your choices decide the story.

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Features
Family Sharing
Steam is learning about this game 
Languages:
Interface Full Audio Subtitles
English ✔ ✔
Japanese ✔ ✔ ✔
Simplified Chinese ✔ ✔
Traditional Chinese ✔ ✔ ✔
Korean ✔ ✔

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Mature Content Description

The developers describe the content like this:

This is an adult visual novel intended for players aged 18 and over. It contains frequent nudity and explicit sexual content, including fully illustrated and animated sex scenes. All characters depicted in sexual situations are 18 years of age or older university students and adults. The story also explores mature themes including past domestic abuse, bullying, and a teacher–student relationship, with mild, non-graphic references to past violence.

About This Game

Tsukikage Academy ~Forbidden After-School Hours~

An adult visual novel of romance, choices, and consequence.

▶ 3 Routes × 9 Endings
  • Yuki Route — Eternal First Love
  • Ms. Makoto Route — Peace After the Forbidden
  • Akane Route — Red Moon No Longer Alone

▶ Full Voice Acting
Original Mandarin voices plus Japanese TTS, auto-switching with your language setting.

▶ Five Languages
English / Japanese / Traditional Chinese / Simplified Chinese / Korean

▶ Packed With Content
  • 18 CGs and 9 animated H scenes
  • 53 BGM tracks, 805 voiced lines
  • Hidden "Chaos Harem" ending and a dream-peek easter egg system

This visual novel contains adult content. All characters depicted in sexual situations are 18 years of age or older university students and adults.

AI Generated Content Disclosure

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

This game uses generative AI to create some of its content. Character art, backgrounds, and CG scenes are AI-generated, and character voices use AI text-to-speech. All AI-generated content was reviewed and edited by the developer before release, and is pre-generated rather than created live during play.

System Requirements

Windows
SteamOS + Linux
    Minimum:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10 / 11 (64-bit)
    • Processor: Intel Core i3 or equivalent
    • Memory: 4096 MB RAM
    • Graphics: DirectX 11 compatible, 1 GB VRAM
    • Storage: 1536 MB available space
    Recommended:
    • Requires a 64-bit processor and operating system
    Minimum:
    • OS: Ubuntu 18.04 or later
    • Processor: Intel Core i3 or equivalent
    • Memory: 4096 MB RAM
    • Graphics: OpenGL 2.0 compatible
    • Storage: 1536 MB available space
    Recommended:
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