Etymology and distribution of 西山口.

Nishiyamaguchi 【西山口】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Aichi-ken , Kagoshima-ken Amami-shi , Hiroshima-ken Hiroshima-shi .

① Korea type . Terrain . Add "Oka" to sentences. It was Aichi-ken Hekinan-shi and was in 1957 in the name. A real name is a sentence. There is a record of naturalization on Ibaraki-ken Ryuugasaki-shi on 26th December 1975. A real name is a sentence. 文 Bun reference.

② Topography . "Oka" was added to the sentence which is the surname of Amagi archipelago of Kagoshima-ken . Estimated at the time of returning to Japan in 1953. 文 Bun reference.