Changed the boost mechanism as follows: Hold down the boost button to move at high speed, release the boost button to return to original speed
Modified the HOW TO PLAY explanation
Changed the crystal break (crystal generation by close-range attacks) mechanism as follows: Generates crystals according to the attack power of the player(Jenny has double the attack power, so the amount of crystals generated is also doubled)
The volume of sound, SFX, and voice can now be adjusted to 10 levels in the options menu
Adjusted the priority of message display
Disabled attacks by the player's ship's jet (due to changes in the boost mechanism)
Disabled crystal break (crystal generation by close-range attacks) on boss parts after destroying them (bug fixed)
Added display of player name (Layla or Jenny) and difficulty level to the local ranking list