This is a fan quiz app for the popular manga ``Night Outside the Triangular Window''. Questions related to characters and story will be asked.
How much do you know about "It's night outside the triangular window"? If you're a fan of "It's night outside the triangular window," why not give it a try?

[Recommended for these people]
I like quizzes and tests
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Looking for a fun game app
I want to play time-killing apps

*This app is an unofficial app created by a fan.
There is no connection with the actual product or related companies.
The information posted on this app belongs to the respective rights holders. If you have any problems, please feel free to contact us.