Kuwana 【桑那】1 The Japanese surnames etymology dictionary.
① things . From a small green plant. From the small gates of the gate division system that was in the Edo period. An example of the location of the gate. Kagoshima-ken Satsuma-gun Satsuma-chou Yuda. Fukui-ken Fukui-shi Tell her that she was engaged in agriculture in Shimojujo-machi. Estimated in the Edo period.