Etymology and distribution of 在川.

Zaikawa 【在川】^{レベル3
About 200}  The Japanese surnames etymology dictionary.

Nagano-ken , Nagasaki-ken , Toukyou-to .

① Nagano-ken Born in Shimojo Shimojo village. A place name with a record since the Warring States Period. The name of the place is believed to be from the fact that Mr. Shimojo came from Yamanashi-ken in the Muromachi period.

② Birth of Yamanashi-ken Koufu-shi Higashi - Ochijo- cho · Nishi - Shimo-cho. A place name with a record since the Warring States Period.

③ Yamanashi-ken Nirasaki-shi Fujii-cho Minami Shimojo (Goyo) · Originating Kitashinagajo. A place name with a record since the Edo period.

④ Niigata-ken Tookamachi-shi Origin of Shimojo (Goyo). My last name is Gyojou. Place name with a record since the North / South morning era.

⑤ Origin of Niigata-ken Kamo-shi Shimojo (Goyo). A place name with a record since the Warring States Period. My last name is Gyojou.

⑥ variant 下茂門 . Okinawa-ken Uruma-shi Change in Yonagi Heiya za. Estimated after 1945.

Arikawa 【在川】^{レベル3
About 200}  The Japanese surnames etymology dictionary.

Saitama-ken , Chiba-ken , Nagano-ken . 飯島 irregular shape. Gunma-ken Maebashi-shi Otemachi was in the Edo period in the Maebashi clan of the clan government.