[list] [*] 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 [*] Added chiptune arranged music [/list]