Original source: https://culture-pub.jp/switch/touhyou/
The cover photo of ‘Switch ~Change the world~’ DVD box sold on December 4th will be chosen by vote. Perhaps the pink one released the other day will be used for TUSTAYA rental DVD cover photo.
Basically, there are 2 ways to vote. You can vote with both methods once a day.
If you go to ZIKZIN planet, you can vote additionally.
The voting period： September 10 ~ September 30 10am
 Access the special website, and click ‘投票する’ button under your favorite cover photo.
 Check @CP_hanryu Twitter account, and ‘like’ the tweet with your favorite cover photo.Share on Facebook