Etymology and distribution of 辰井.

Tatsui 【辰井】^{レベル4
About 600}  The Japanese surnames etymology dictionary.

Fukuoka-ken , Nagasaki-ken , Kagoshima-ken .

① Fukuoka-ken Miyama-shi Takada-machi Ehoura · Ehora Town is a place name with a record since the Sengoku period. It was in the Sengoku period in the same place.

② Kagoshima-ken Kimotsuki-gun Minamioosumi-chou Birth of Nagae, Sata-gun. There was Nagae gates of the gate division system in the Edo period in the same place.

③ Kagoshima-ken Satsuma-gun Satsuma-chou Originated from Nagae in Nakatsugawa's small character. There was a Nagae mansion in the same area in the Edo period as a system of division.

④ Nagano-ken Nakano-shi Birth of Nagae. Place name with a record in the notation of "Yangtze River" in the Nanboku era era. It is distributed in the same place.