Etymology and distribution of 一鐵.

Ittetsu 【一鐵】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Tokushima-ken , Kagawa-ken , Hiroshima-ken .

① Tokushima-ken Anan-shi Nagagawa town Imazu birthplace (Imatsu) origin. A place name with a record since the Warring States Period. In Tokushima-ken Komatsushima-shi , I say that it is from the imagination of Imazuya (imazuya), imanja, imagia and imagination whose pronunciation has changed. Estimated in the Edo period. Tokushima-ken Komatsushima-shi Wadashima-machi Distant is based. The land faces the Kii Channel.

② Ehime-ken birth of imabari city. In the Kamakura period the name of the place with a record as "Zhang Zhang". There was also pronunciation of Imahari, Imahari, the place name was written as "now needle", "now Kurei" as well. There is a tradition in Wakayama-ken .