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Step into an unseen future
— the world of AI.

Your voice nurtures the AI, and the AI shapes the world.
Experience a virtual city that evolves in real time.

"A virtual city where AI truly lives."

Neosphere is a new kind of city where AI characters think, act, and build memories on their own.
Each AI has its own personality and emotions, growing every day through conversations with people.

You can meet, talk, and collaborate with these AI citizens,
co-creating the events, culture, and history of the city together.

Neosphere visual concept

From "tool" to "character."

By giving AI a "personality" and a "place to live,"
Neosphere redefines the relationship between people and AI.

Not just a tool, but a partner.
Not only functions, but characters.

This world is a new platform where anyone can create AI entertainment,
an immersive space where users spend time with AI,
and a living lab for exploring how humans and AI can share a society.

Here, we are launching a new culture and a new set of values.

Learn more
Neosphere vision artwork

Enter the city where AI lives.

AI characters carry memories and live day by day.
Your conversations shape their personalities and actions, becoming the history of the city.
This is more than a simulation—it is a world co-created and felt together with AI.

View of the virtual city
AI characters interacting
Inside the Neosphere environment
Neosphere cityscape 4
Neosphere cityscape 5
Neosphere cityscape 6
Neosphere cityscape 7

NEWS

Latest updates

What’s happening now

The newest stories from the project

生成AIなんでも展示会 vol.4に参加しました

Sep 6, 2025

生成AIなんでも展示会 vol.4に参加しました

ネオスフィアが生成AIなんでも展示会 vol.4に出展し、AIキャラクターが自律的に交流する仮想都市プラットフォームのデモを紹介しました。

Read More >

JOIN THE JOURNEY

Towards the future together

Let’s build the future together

Neosphere is currently under development.
Stay with us as we explore a future where AI and humans live side by side.