Mature Content Description

The developers describe the content like this:

This game is for adults only. It is a story-driven Ren'Py game that contains nudity, sex, and pornographic content. The game is entirely fictional, and all characters depicted in the game are portrayed as being over the age of 18.

About This Game

Yui’s Notebook is a visual novel game that tells the story of Yui, a former physical education teacher, who is now living a peaceful and happy life with her second husband, Hiroto. One day, small shifts begin to occur in her routine when Hiroto’s 19-year-old brother, Ren, moves into their home. Ren is a young medical student starting a new chapter in his life, temporarily staying with his brother due to a new job opportunity.

Yui now finds herself confronting unexpected emotions. As the player, you will guide her decisions and shape the experiences she goes through.
Will she remain a faithful wife, or give in to the feelings she’s been trying to suppress? The choice is yours.

Features

• 🖋️ Story-Driven Experience: Explore Yui’s inner world as she navigates emotional dilemmas and personal conflicts.

• 🎭 Single Ending, Choice-Based Gameplay: While the game features a single ending, the story branches and unfolds differently depending on the choices you make.

• 📓 Classic Visual Novel Format: Includes hundreds of lines of dialogue, expressive character artwork, and immersive background visuals.

• 💬 Deep Character Interactions: Experience evolving dynamics between the three central characters.

• 🎧 Original Soundtrack: A specially composed soundtrack that enhances the emotional atmosphere.

• 🕒 Approximate Playtime: Offers a focused and engaging experience lasting around 1.5 to 2 hours.