Etymology and distribution of 加勢.

Kase 【加勢】^{レベル4
About 1,200}  The Japanese surnames etymology dictionary.

加羽 Kaba reference.

Kasei 【加勢】^{レベル4
About 1,200}  The Japanese surnames etymology dictionary.

Oosaka-fu , Aichi-ken , Toukyou-to .

① variant of 川井 . Kyouto-fu Kyouto-shi , Yamaguchi-ken Hagi-shi Horiuchi was in the Edo period in the Choshu clan in the clan office. Tochigi-ken Yaita-shi In the forest the grounds are told.

② Iwate-ken Miyako-shi Kawai's birth. A place name with a record in the notation of "Kawai" during the Warring States Period. The place name was also written as "Kawai".

③ Korea type . Thing . Add "well" to the river. There is a record of naturalization on April 24, 1954 at Akita-ken Katagami-shi (formerly Akita-gun, Iidagawa-mura, Minamikita-gun, Toyokawa village). The real name is river. 河 Kawa reference.