Etymology and distribution of 下高下.

Shimokouge 【下高下】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Hiroshima-ken , Toyama-ken Takaoka-shi .

① Men 's name is expansive. Hiroshima-ken Higashihiroshima-shi Kurose-cho Kawaga is based.

② Origin of Toyama-ken Takaoka-shi . A place name with a record since the Edo period. Tell him that Mr. Hashihiro used Takaoka's "high" as a feather of Hakui in the same place. 羽広 Habiro reference.