Etymology and distribution of 外池.

Tonoike 【外池】^{レベル4
About 1,500}  The Japanese surnames etymology dictionary.

東平 Touhei reference.

Sotoike 【外池】^{レベル4
About 1,500}  The Japanese surnames etymology dictionary.

Fukuoka-ken Kitakyuushuu-shi · Oosaka-fu . Thing . A variant of 鉄見 . Fukuoka-ken Kitakyuushuu-shi Distributed in Okadamachi Yahata West District.

Toike 【外池】^{レベル4
About 1,500}  The Japanese surnames etymology dictionary.

Hiroshima-ken , Ehime-ken , Hyougo-ken . Terrain . 畑岡 's variant. Hiroshima-ken Etajima-shi Okinagi- cho Taisho has distribution.

Hokaike 【外池】^{レベル4
About 1,500}  The Japanese surnames etymology dictionary.

Oosaka-fu , Okayama-ken .

① 吉光 surname.

② things . There was a case where Oosaka-fu added "light" to his / her right name and renamed it. Estimated in around 1950. 義 Yoshi reference.