I 【伊】レベル3
About 200
The Japanese surnames etymology dictionary.
① Kagawa-ken Takamatsu-shi Origin of Ikushima-cho. A place name with a record since the Edo period. I used "raw" of Ikushima. It is based in the same place.
② There are surnames including "raw". Tottori-ken Yonago-shi Tell him that he was engaged in agriculture in Nishikubara. Estimated in the Edo period.