Etymology and distribution of 田賀井.

Tagai 【田賀井】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Shimane-ken Izumo-shi , Wakayama-ken , Toukyou-to .

① Origin of Fukui-ken Fukui-shi Togeno-cho. The place name which we called "Tsuno Namatsu" in the Edo period. It is distributed in the same place. Fukui-ken Awara-shi In the Warring States Period, in Toyama-ken Toyama-shi was in the Edo era in all directions.

② Niigata-ken Nagaoka-shi Major Atsugu was in the Edo period in the Echigo Nagaoka clan of the clan office. The same clan says that he added "Wild" to his tusie name. In the estimation, "W" is used from the particle "of". 栂 Toga reference.