Etymology and distribution of 神岡.

Kamioka 【神岡】^{レベル4
About 1,700}  The Japanese surnames etymology dictionary.

Ibaraki-ken Tsukuba-shi . A variant of the 木伏 .

Jin'oka 【神岡】^{レベル4
About 1,700}  The Japanese surnames etymology dictionary.

Kagoshima-ken , Oosaka-fu , Hyougo-ken .

① Topography . Add "Hara" to Thai which is the surname of Amagi archipelago of Kagoshima-ken . Estimated at the time of returning to Japan in 1953. Kagoshima-ken Ooshima-gun Setouchi-chou There is distribution in Kaitetsu . 太 Futori reference.

② There is 田原 surname.

③ Light system . Originated in Taiyuan, Shanxi Province, People's Republic of China. Nagasaki-ken Nagasaki-shi was in Tang calls during the Edo period. The real name is king. 王 Ou reference.

④ Sina series . Same source as Ming system . In the Hyougo-ken Koube-shi Chuo Ward (formerly Ikuta Ward) there is a record of naturalization on May 10, 1975. The real name is king. 王 Ou reference.

⑤ Korea type . Originated in the city of Chungcheong North Chungju (aka Taiwan) in South Korea. There is a record of naturalization on Toukyou-to Setagaya-ku on October 1, 1954. No mention of real name.