Etymology and distribution of 鏡島.

Kagamishima 【鏡島】^{レベル3
About 50}  The Japanese surnames etymology dictionary.

Tottori-ken Tottori-shi . Thing . Heterogeneity of the 門木 . Tottori-ken Tottori-shi tells us that the teacher of Terakoya changed from Kotoh name by the letter chosen from the Kani dictionary at the end of the Edo period or Meiji New surname. 野藤 Notou reference.