Etymology and distribution of 一海.

Ikkai 【一海】^{レベル3
About 300}  The Japanese surnames etymology dictionary.

Hyougo-ken Koube-shi . There is a surname including "Ikari".

Ichiumi 【一海】^{レベル3
About 300}  The Japanese surnames etymology dictionary.

Hyougo-ken Tanba-shi , Kyouto-fu , Oosaka-fu . Hyougo-ken Tanba-shi Originated from Ino Kawahara and Iro- no- Sho of Ooi 's underwear.

Ichikai 【一海】^{レベル3
About 300}  The Japanese surnames etymology dictionary.

Chiba-ken , Saitama-ken , Toukyou-to .

① Topography . From the field. There are examples of using "wild boar" in the well. Chiba-ken Awa-gun Kyonan-machi In Kamikazu he tells that he was engaged in agriculture by grass-roots . Chiba-ken Tougane-shi It was in Edo era in Ueda. In Saitama-ken Chichibu-gun Ogano-machi Iida tells that it was called from 1573 to 1592 (Tensho year).

② Kouchi-ken Kami-shi Konbuku Town Ino-brought origin. A place name with a record in the notation of "Ito" in the Azuchi Momoyama period. It is distributed in the same place.

③ Shizuoka-ken Hamamatsu-shi Originated from the vicinity of Shimokazu-cho Shimokazawa Kitano (old: Ino-no-Ino). A place name with a record in the Heian period. Ooita-ken Hita-shi It was in the Edo era in the Nakazugawa village. Tell him that he is the descendant of the warrior of the Heian era, Lee Nao Hayata (Lee No Hayata).

※ Fukuoka-ken Kasuya-gun Hisayama-machi Ino is a place name with a record since the North-South morning era.

④ Ooita-ken Hita-shi Originated from Ino in the Nakatsugawa village's Gorges . There is also a passage from Shiga-ken 's inno (Inohana) in the same place. Shiga-ken Kouka-shi Tsuchiyama-cho Inuna was a place name with a record since the Edo period.

⑤ Wakayama-ken Originated from Ino, the Shiba's small figure in the southern town of Hidaka District.