Apology and price reduction

It seems that the following problem may occur with some personal computers. As for the following defect, it seems to be a defect of the entire shooting controller, so there is no prospect of correcting it. As an apology, we will reduce the price of the game. We will do our best to prevent this from happening from the next game.

About the defect. After saving and exiting the game, you may not be able to fire bullets when you start and load the game again.

Methods that may be solved. Restart the game. Completing a game without Save and Load. Wait a few minutes.