Etymology and distribution of 初瀬.

Hatsuse 【初瀬】^{レベル4
About 1,100}  The Japanese surnames etymology dictionary.

三中 Minaka reference.

Hase 【初瀬】^{レベル4
About 1,100}  The Japanese surnames etymology dictionary.

Toukyou-to , Nagasaki-ken , Kanagawa-ken . Kanagawa-ken Odawara-shi Mizunoo is a place name with a record since the Sengoku period. The place name was also written as "Mizuno" and "water tail". Nagasaki-ken Hirado-shi Ohno-cho has distribution. The land faces the East China Sea.

※ Oosaka-fu Oosaka-shi was in the Edo period. Tell him that it was Akamatsu last name in the same place. 赤松 Akamatsu reference.