From Japanese 瀬村 (Semura), a clipping of 杭瀬村 (Kuinose-Mura) meaning "Semura Village", formerly in the city of Wakayama in the prefecture of Wakayama in Japan.
From Japanese 瀬村 (Semura), a clipping of 瀬田蔵 (Setagura-Mura) meaning "Setagura Village", formerly in the city of Tottori in the prefecture of Tottori in Japan.