Etymology and distribution of ハウカ.

Hauka* 【ハウカ】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Miyazaki-ken , Toukyou-to , Nagasaki-ken . Originated in Kanagawa-ken Kawasaki-shi Masumata (Masugata (formerly Masumagata)). Place name unknown record era. Masumiyama castle which was in the Heian period in the same place was also written as "Masumigayama Castle". The place name is named after the castle in 1980. Kagoshima-ken Kagoshima-shi Shiroyama Town is a tradition of the Kagoshima Samurai of the Clan office. Tell her that she came to Kagoshima-ken in 1196 (7 years old).

※ In Toukyou-to Minato-ku Roppongi there is a belief that Kagoshima-ken Kagoshima-shi 's Taniyama changed the same name from Matsuda surname in the Edo period. 松田 Matsuda reference.