Bonsan - Island Logic Puzzle

Eldstorm

About this game

Bonsan is a clean and thoughtful logic puzzle about movement, distance, and symmetry.

Each circle must be moved from its starting position to a valid final cell. Every move travels in one straight line, and numbered circles must end exactly the required number of cells away. As the board fills up, every placement matters.

Your goal is to complete the puzzle while preserving perfect 180° rotational symmetry.

Features:

Clean and readable puzzle design
Simple rules with satisfying depth
Drag circles to choose their final positions
Logical gameplay focused on planning and deduction
Relaxing presentation with a sharp puzzle feel

How to play:

Drag a circle to set its final position
Movement is always a single straight line
Numbered circles must end exactly the required distance from their start
Paths cannot cross starts, circles, or other paths
Final positions must form 180° rotational symmetry

Bonsan is easy to learn and rewarding to master, with puzzles that feel calm, clever, and satisfying from the first move to the final solution.

What’s new

Enjoy a clean and satisfying puzzle experience.