After clearing, you can rematch with the boss in the second week with "Plaza-> Settings-> Strong and New Game"! If you want to collect rare items, please!
Ver1.58 Fine adjustment
Ver1.55 Android 10 compatible Ver1.54
Button
blackout correction ... Ver1.52 App startup speedup
Ver1.49 Magic stone upper limit changed from 99 to 999
Ver1.48 Security enhancement (GDPR compatible) )
Ver1.40 Added a mechanism to get magic stones by watching 5 times of video
Ver1.38 Revived the purchase page of magic stones
Ver1.36 Added a mechanism to make it easier for monsters to appear
Ver1.35 Supports to play with Chromebooks
Ver1.34 Security measures
Ver1.32 Achievement function added
Ver1.30 Chat changed to official community