1.1 Update content
* Game description (game manual) changed to button ← or → page turning function
* Players join or continue to keep the current score
*Adjust the remaining HP prompt attribute of all players (from 25%/50% to 33/66%)
*Increase the player's remaining blood volume by 33% to increase the movement speed
*Ninja base movement improved
*Adjusted the distance of enemies appearing at the beginning of some levels
*a Adjust the player credits to be jointly owned, b increase the player to get more credits by pressing the button Add_Credits (screenshot) (imitation arcade)
*Increase game countdown (imitation arcade)
*Fixed some minor bugs and font issues