Etymology and distribution of 西阪.

Nishisaka 【西阪】^{レベル4
About 800}  The Japanese surnames etymology dictionary.

Oosaka-fu , Aichi-ken , Wakayama-ken .

① Birth of Kyouto-fu Funai gun. A place name with a record since the Nara period.

② things . From the ship. Kouchi-ken Takaoka-gun Nakatosa-chou In Kire , Meiji New surname that monks attached to fishermen.

Nishizaka 【西阪】^{レベル4
About 800}  The Japanese surnames etymology dictionary.

Kumamoto-ken Kikuchi-gun Oodzu-machi . Ooita-ken Ooita-shi (formerly in prefecture) is a place name with a record since Muromachi era.