Brain puzzle aRippleEffect

Brain puzzle aRippleEffect is a logic-based number placement puzzle.
It is the puzzle which fills up the board side with a number according to a rule.

1. There are 80 problems of the intermediate person play.
2. Because there are undo, an automatic preservation function, You can ease operation.
3. there are a function to reduce a screen and function to spread.
4. A record of the completion time is stored.
5. Because BGM 50 pieces prepare, You can choose a favorite thing."