This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Edo P. Upper middle of first panel left screen Central enciente of Edo Castle Castle Tower Bairinzaka Hirakawaguchi Gate Edo Castle tower upper middle of first panel left screen The Edo Castle tower looms large in the left screen as if to accentuate Iemitsu's grand enterprises This tower was the third to be constructed for Edo Castle