Etymology and distribution of 江國.

Ekuni 【江國】^{レベル3
About 60}  The Japanese surnames etymology dictionary.

Nagasaki-ken Minamimatsuura-gun Shinkamigotou-chou , Fukuoka-ken · Ehime-ken .

① Nagasaki-ken Minamimatsuura-gun Shinkamigotou-chou Birthplace Origin of Ooso.

② Tochigi-ken Mooka-shi Beginning from Kami - Ozo (Oshio) · Shimodozo. A place name with a record since the Muromachi period.

※ Saitama-ken Originated from Ozo of Minami Saitama- gun, near Gyoda-shi (old: Kita-Saitama-gun). Period, location unknown. Saitama-ken Yashio-shi Osone was a place name with a record since the Edo period.

Eguni 【江國】^{レベル3
About 60}  The Japanese surnames etymology dictionary.

大副 Oozoe reference.