alternate

[Controls]

・[D] BLUE (Left)

・[F] RED (Left)

・[J] RED (Right)

・[K] BLUE (Right)

[How to Play]

・Press the key that matches the color of the target signal.

・Alternate strictly between your Left and Right hands.

  (You can start with either hand.)

・Keep the left-right alternation going, even with empty spaces.

・Example: [Red, Red, Blue] [Blue, Blue, Red] 

→ Press [J, F, K] [D, K, F] or [F, J, D] [K, D, J]

・One mistake and it's Game Over! 

・Clear all 60 signals to win! 

・Aim for the fastest time possible!

The number of signal pattern segments varies by difficulty:

・Very Easy: 2 segments 

・Easy: 4 segments 

・Normal: 3 segments 

・Hard: 5 segments 

・Very Hard: Random (1–7 segments)

 ・Special: No segments (Continuous)

This game has been tested on Microsoft Edge.(also works on Chrome)

Note: The game may not run smoothly without a graphics accelerator.