■Keyboard and mouse input support 　It may be easier to specify the intended angle than with the pad. ■Tutorial stage added. ■Removed remaining time. ■Adjustment of some bosses ■Addition of burst mode 　It is now possible to switch to burst mode under certain conditions, allowing you to destroy shields directly. ■Improved the presentation and feel (game feel) Addition of new reticles 　The angle and trajectory of the bullet's reflection can now be seen. 　The old reticle can be optionally changed. Improved the standing picture of some characters - Fixed the problem that blue bullets do not occur in Level3 boss under certain conditions. - Fixed an issue where the ED result may not be displayed correctly under certain conditions. - Changed the design of blue bullets and explosion effects - Increased the number of screen sizes that can be changed 　*The screen size can only be changed in multiples of 240*160, which is the minimum size, because the dots are corrupted. - Due to the version upgrade, save files are no longer compatible with the previous version.