Etymology and distribution of 名用.

Nayou 【名用】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Nagasaki-ken , Hiroshima-ken . Terrain . A variant of 渕山 . Nagasaki-ken Oomura-shi Kushima was in the Edo period in the clan Omura of the Clan Office. The same clan says that the descendant of Mr. Yamaguchi was called. There is "mountain" in Yamaguchi. 山口 Yamaguchi reference. Nagasaki-ken Higashisonogi-gun Higashisonogi-chou Rogo Township is based.