Sure! Here's a playable sample of a 3D walking game using HTML, JavaScript, and pictograms:
This is a simple 3D walking game where you can control a blue circle using the arrow keys on your smartphone. The circle moves in the x and y directions based on the key pressed. The game loop continuously updates and renders the scene, providing a smooth gameplay experience.
Please note that this is just a basic example and can be expanded upon to include more complex gameplay mechanics, graphics, and interactions.