Etymology and distribution of 直岡.

Naooka 【直岡】^{レベル2
About 40}  The Japanese surnames etymology dictionary.

Toukyou-to , Hiroshima-ken . 平瀬 surname present. Hiroshima-ken Shoubara-shi Distributed in Peace Town.

※ German type . Personal name . In Hokkaidou Sapporo-shi there was a case where Hiraryus · Leonard · Schmelz, a German missionary, naturalized on December 12, 1924, renamed it Shimi Heisei by replacing the name and last name. Hilaryus (Hilarius) is from Latin Hilaris (hilaris) and means "bright".

Tadaoka 【直岡】^{レベル2
About 40}  The Japanese surnames etymology dictionary.

Hokkaidou , Gifu-ken , Hyougo-ken . Fukui - ken Obama - shi The inside of the castle was the clan 's owama of the clan office, Hyougo - ken Himeji - shi Honcho was in the Edo period at the Himeji clan in the clan' s office. Ishikawa-ken Nomi-gun Kawakita-machi Tell him that he was engaged in agriculture at Katorakuin . Estimated in the Edo period.