Etymology and distribution of 三那川.

San'nagawa 【三那川】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Kagoshima-ken Ooshima-gun Setouchi-chou . Terrain . "Hara" was added to the product which is the surname of Amagi archipelago of Kagoshima-ken . Estimated at the time of returning to Japan in 1953. 積 Seki reference.

San'nakawa 【三那川】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Niigata-ken , Toukyou-to , Kanagawa-ken .

① Topography . From Seki and Hara. Niigata-ken Nagaoka-shi Sekihara cho was a place name that was called "Sekihara Nitta" in the Edo period. Good neighbor . Toyama-ken Takaoka-shi Distributed in Nankoku-machi. In the same place Ishikawa-ken Kanazawa-shi Marunouchi tells that she lived in the Edo period for security due to the lives of the Kaga clan of the Clan government office.

② Originated from Gifu-ken Fuwa-gun Sekigahara-chou . Place name recorded in notation of "Sekihara" in the Northern and Morning era. There is a record of surname at the end of the Heian period. Iwate - ken Isawa - gun Kanegasaki - chou In Tanabejiri I will tell you that it is the descendant of the fallen in the battle of Sekigahara that was in 1600 (Keioi 5 years).