game features
* Easy operation, no time limit
Easy operation just to erase the numbers in ascending order.
There is no time limit, so you can play calmly.
As you progress through the stages, the number of blocks and block colors will increase.

* With automatic interruption save, you can feel free to play from a short time at any time
It's okay if you say, "I'm still on the way, but I have to stop!"
Since it is automatically interrupted and saved, it can be played later.

* You can use the support function
When you are having trouble finding a block,
You can progress quickly by using auxiliary items that support you.

・Highlight (tells only one place)
・Minimum number (all numbers are smaller)
・Color search (select by color and make only the selected color easier to see)
You can use these three. Use these functions to clear difficult stages.

*Normal stage
It will be normal stage.
You can play about 100 stages here.
As you progress through the stages, it becomes more difficult.
You can enjoy from simple tutorials to difficult stages with over 1000 blocks.
Because stage selection is divided into yellow → green → blue → red → purple for each difficulty level
You can also choose the difficulty level that suits you and play.

* Time attack
Unlocked by clearing a certain number of normal stages.
Here you can challenge the stage with a time limit.
When you clear one stage, the next stage will be released again.
If the time runs out, the game is over, but you can recover the remaining time.
Let's clear within the time limit and aim for a high score.

* Dress-up function for blocks and wallpaper
You can get coins as you progress through the game.
By spending the accumulated coins,
You can change the clothes of blocks and wallpaper. Find your favorite design and dress it up.

Feel free to play at your own pace with a sense of brain training.
Let's do brain exercises in the gap time.