I am japanese.
I am sorry!!
(I'm terrible at speaking English.)
Do you know "Rubik's Cube"??
It's a very difficult puzzle.
I have never been successful!!
Pigs don't fly!!
But,,I got this.
And this puzzle may appear to be simple but in fact it's a deep.
The operation is simple.Just slide.
It looks like a "Rubik's Cube" but simple.
And the most interesting is "VS"!!
Aim for the top with your friend.
You should try!
(It's unexpectedly interesting.)