This game is a game that differentiate the characters.
"O" or "0" is displayed on the screen.
"zero" and "O" is is clearly different.
So it is very simple.
In the app called "All SNSChecker", you can post to SNS.
ex. Facebook,Twitter,and mixi
[Game Mode]
Normal game
This is a game to answer the quiz of 10.
You can gain more points by answering quickly.
Endless Mode
It is a game to answer the question forever.
You can continue the game until you answer incorrectly.
List of fonts
This is a list of fonts that come out during the game.
Ranking
You can check the two modes of the game ranking.
"0" is able to compete with the ability to distinguish between "O" in the world of the player.