Etymology and distribution of 孔山.

Kouyama 【孔山】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Shimane-ken , Yamaguchi-ken , Akita-ken .

① variant of 讃岐 . It was in Shimane-ken Matsue-shi during the Edo period.

② Gunma-ken Oura-gun Meiwa-machi birthplace of princess. A place name with a record since the Kamakura period.

③ Tochigi-ken Shioya-gun Shioya-machi Birth of Sato. The name of the place with a record in the notation of "rubbish" in the Heian era. The place name was also written as "Sanuki".

④ Chiba-ken Futtsu-shi Birth of Sato. In the Nara period the name of a place with a record in the notation of "Sanuki".

⑤ Ibaraki-ken Kuji-gun Daigo-machi Originated by lefteon (Sanuki). A place name with a record since the Edo period.