Etymology and distribution of イエンセン.

Iensen* 【イエンセン】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Kagoshima-ken .

① Kagoshima-ken Shibushi-shi Ariake-cho Iisaki birth. A place name with a record since the Muromachi period. The place name was also written as "Ikizaki." There was Izakita gate of the gate division system in the Edo period in the same place.

② Topography . Kagoshima-ken Kimotsuki-gun Kimotsuki-chou From the Isaigata gate of the gate division system that was in the Edo era in Miyashita. The gate name comes from the projected land and field.