Steam game

一ノ一

Decades after human extinction, robots have abandoned the human form. In a world of monochromatic pixel art, this is a 2D adventure of robots resisting regression.

$4.24 March 30, 2026

By mori

Windows
View on Steam
一ノ一 - mori. Popular. Released March 30, 2026
Screenshot of 一ノ一 gameplay showing in-action mechanics Screenshot 2 of 一ノ一 - additional gameplay view Screenshot 3 of 一ノ一 - more gameplay footage Screenshot 4 of 一ノ一 - final gameplay screenshot

Overview

About this game

Decades after human extinction, robots have abandoned the human form.

In a world of monochromatic pixel art, this is a 2D adventure of robots resisting regression.

Features:

  • Quiet, monochromatic pixel art

  • Exploration by moving between a robot's "Kokoro" and the outside world

  • Estimated playtime: 60-120 minutes.

  • Simple mouse-only controls.

Story:

A newly created small robot.

Its purpose is to research and develop the "evolution" of robots.

What does it take to create a more advanced robot?

Gameplay:

Explore the space of a robot's "Kokoro" to find new ideas.

Use the light of hints gained from conversations with other robots to show you the way forward.

  • This game does not include combat, flashy action, or character progression elements.

  • The game features no BGM, consisting only of sound effects for a quiet exploration experience.

  • This game contains themes of suicide.

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