The latest major update caused a sharp decline in user sentiment, dropping the average rating from 4.29 to 3.28 stars. Technical instability during stage completion prevents progress saving, resulting in a strongly negative impact on the user experience.

【Release : all stage and ship】
All stages have been released. You can access all stages from the beginning.
All player ship have been released. You can play with all ship from the beginning.

【Release : all stage and ship】
All stages have been released. You can access all stages from the beginning.
All player ship have been released. You can play with all ship from the beginning.

【Hint movie】
I have added "hint videos" to some of the more difficult stages.
ex, the stage "Spring: Section 1: Day 5".
When you fail to complete a stage, a link button to "youtube" will be displayed at the bottom of the screen.