There are various modes available, including a [Beginner] mode with the region names and boundaries, a [Expert] mode testing only region names, and an [Master] mode without hints.
This is an educational game that allows you to learn the Osaka map as if you play a jigsaw puzzle produced by Digital Gene.
The app is best suited for people who want to learn the Osaka map or students who want to get ready for the exams.
You can improve your knowledge as you play the game aiming for the best time or compete against players from all over the world.
When you're stuck on finding the location of a state, use the [Assist] function.