* Let's turn around this combination dial and unlock the safe!
* Why not perform a forbidden cracksmanship.
* Aiming at a professional cracksman, please attempt to unlock this safe.
* You may get big bucks or may not.
* Once you start this game, you are already a cracksman!!!
* How to play
・Turn around the combination dial distinguishing a 'crash' tone that sounds at the right number.
・When you hear the crash, turn around the dial the other way, and find the second crash.
・In this manner, continue this search until you hear the third crash. Then, the safe will be unlocked. Unlock within a limit time.
* Time limit for each classes
・Beginner class: Two minutes (with a help from a shown tip).
・Intermediate class: Two minutes (no tip shown)
・Advanced class: One minute (no tip shown)
※Use of an earphone is recommended.