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:
TokyoMetroGMitsukoshimaestationsign. Station sign of Mitsukoshimae Station original upload log date username resolution size edit summary July User MB no Own work all rights released otherversions original upload log date username resolution size edit summary User BetacommandBot Gb no approved by User Mike