Etymology and distribution of ザストロウ.

Zasutorou* 【ザストロウ】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Shizuoka-ken Kakegawa-shi . 榛原 surname. Shizuoka-ken Shimada-shi It tells that Higashiizumi in Saoto sect in Saito was built by Mr. Haruka in 1584 (Tensho 12 years). Shizuoka-ken Kakegawa-shi waterfall, Shizuoka-ken Shimada-shi It was in the Edo era on a hot day. 榛原 Haibara reference.