Etymology and distribution of 夛井.

Ooi 【夛井】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Hokkaidou , Niigata-ken Nagaoka-shi . Niigata-ken Nagaoka-shi Distribution is distributed in the town chooser board.

Tai 【夛井】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Oosaka-fu , Hyougo-ken , Tokushima-ken .

① Oosaka-fu Kawachinagano-shi Originated from eastern part of Kaga - dake's underwear.

② In Hyougo-ken Sanda-shi Ono telling that he was engaged in agriculture. Estimated in the Edo period.

※ Goguryeo system . Occupation . It was recorded in Kyouto-fu South (old: Yamashiro country) in 811 (Hirohito 2 years). The pronunciation in the estimate is the Touhou.