Etymology and distribution of 下岡.

Shimooka 【下岡】^{レベル5
About 4,800}  The Japanese surnames etymology dictionary.

Ishikawa-ken Kaga-shi , Nara-ken Ikoma-gun Ikaruga-chou · Fukuoka-ken Munakata-shi .

① Originated from the Daishoji of Ishikawa-ken Kaga-shi . Place name with a record since the North / South morning era. Tell him that it was called "Edo period" from Daishoji "large" and Maruya surname. 丸谷 Marutani reference.

② Occupation . From the name of Daimaruya (Daimaruya). Fukuoka-ken Munakata-shi Distributed in Inamoto.

Shitaoka 【下岡】^{レベル5
About 4,800}  The Japanese surnames etymology dictionary.

千代 Chiyo reference.