For your improvement of job efficiency and prevention of getting old! This app is Seven Bridges of Konigsberg puzzle game that make you refresh yourself with light-hearted brain training.

Recommend this app for your free time such as on the way to workplace as this is simpler than expected although you need a little focus.


[How to play]
Start a single stroke writing from the colored blocks to the all other parts to the end, which constitutes "clear" a level.
No time limit. You can concentrate on the game in a relaxed manner without getting panicked.
Easy to clear many levels at first, but difficulty increase little by little as you play.