Download and install LDPlayer on your computer
Locate the Play Store in LDPlayer's system apps, launch it, and sign in to your Google account
Enter "HazardBuster有事の際の危機管理・安否確認システム" into the search bar and search for it
Choose and install HazardBuster有事の際の危機管理・安否確認システム from the search results
Once the download and installation are complete, return to the LDPlayer home screen
Click on the game icon on the LDPlayer home screen to start enjoying the exciting game