Etymology and distribution of 四車.

Shisha 【四車】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Kagoshima-ken , Toukyou-to , Fukui-ken . Terrain . From the corner house. Fukui-ken Sakai-shi In Sakai Machida island tells that he was engaged in fishery at the descendant of Sugawara Mamo who is a scholar and politician of the Heian period. 菅原 Sugawara reference.