There are many works that are set in the Sengoku period.
Precisely because there are many
Who played that warlord in that drama?

It is easy to see that
For example, Wikipedia has too much information, which is a problem.
This app in such a case.
Who played who across various works
Cast information is the main plus alpha overview.

You can also check the events of the Sengoku period roughly, so it is also good for studying.
There is also a quiz.

The sound effect of the quiz uses the sound of the following site.
"Free sound effect material jellyfish craftsman"
http://www.kurage-kosho.info
"Sound Effect Lab"
http://soundeffect-lab.info
"Music is VFR"
http://musicisvfr.com/