User blog comment:Kunoichi101/Chapter 964: A Time Traveling Kunoichi/@comment-1890236-20191130221348/@comment-2001:8003:100A:5100:9097:B712:DBD8:33A-20191201032605

Her clothing and katana are Wano-esque it’s likely Toki came from a time when Wano wasn’t closed off and it’s people were everywhere.