1. Game content
Test your memory three times in one game.
The number of digits to be memorized is managed, and the initial value is 2 digits.
When you press the start button, the numbers will be switched and displayed every second.
When displaying the number of the set number of digits is finished, the number button will be displayed.
Use this number button to enter the number you have memorized.
If you can enter all of them in order, the answer will be correct. If the input is incorrect, the answer will be incorrect at that point.
I have prepared a short video so please use it. Video size: 2.2MB
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2. Entering numbers
You can select forward or backward for entering numbers.
Default is set to forward.
(1) For forward
　Please enter in the order in which the numbers are displayed
(2) For backward
　Enter in the reverse order of the numbers displayed.

3. Number of digits to memorize
If the correct answer is 2 or more as a result of testing the memory ability 3 times, you will test the memory of numbers that are 1 digit higher from the next game.
If there is no correct answer, you will test the memory of the number 1 digit less from the next game.
This process allows you to train your memory with the right number of digits.
The minimum number of digits is 2 digits, and the maximum value is 20 digits.
You can return the number of digits to the initial value of 2 by long-pressing the displayed number of digits.

4. Start the game
This game starts by pressing the start button.

5. End of game
The game ends when you have tested your memory 3 times.
You can end the game by pressing the end button even during the game.