Etymology and distribution of 古部山.

Kobeyama 【古部山】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Ibaraki-ken , Hyougo-ken , Hokkaidou .

① 志筑 's variant. Ibaraki-ken Hitachinaka-shi Distributed in Isozaki Town. 志筑 Shidzuku reference.

② Hyougo-ken Awaji-shi birth of Shizuka. A place name with a record since the Nara period.