Etymology and distribution of 瀬長.

Senaga 【瀬長】^{レベル4
About 800}  The Japanese surnames etymology dictionary.

Kagoshima-ken Soo-shi , Miyazaki-ken · Kanagawa-ken .

① Topography . From the grass and water of the aquatic plants. Kagoshima-ken Soo-shi There is a distribution in Tiba- cho Minamata.

② Nara-ken Gose-shi Birth of Chihara (Chihara). A place name with a record since the Nara period. Kyouto-fu tells Meiji New Year's name by a priest named after the birthplace of the servant Small Angle who is a sorceress of the Asuka and Nara period. The location of the temple is unknown.