It is Gojo, the national treasure of Japan.

Himeji castle
Hikone Castle
Inuyama Castle
Matsumoto Castle
Matsue Castle
This is a question to ask about trivia about.

Of course people who like castles
If you can use it for university student reports etc.
I'm happy.

The problem is in ◯ ✖ format so you can solve it in your free time.

It is good to know that it is a common sense of the Japanese
It covers five castles.

Those who have a relationship with overseas people
Please use it to convey Japanese culture.

2020/5/11
Added multiple general problems.
We also have questions other than the national treasure Gojo
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