Etymology and distribution of 流井.

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

Hiroshima-ken Fuchuu-shi , Hiroshima-ken Fukuyama-shi .

① Hiroshima-ken Fukuyama-shi Ashida-cho On the top of the town (Arji) · Birthplace origin. A place name with a record since the Edo period.

② Nara-ken Nara-shi Originated from the land of small stores in Nakagawa Town.

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

流井アライ参照。