Etymology and distribution of ハッサン.

Hassan* 【ハッサン】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Okayama-ken , Oosaka-fu , Hyougo-ken .

① Oosaka-fu Sakai-shi Originated from Hyakka (Mosu) in Sakai-ku. A place name with a record since the Nara period. The place name was also written as "all over". Okayama-ken Okayama-shi tells that Oosaka-fu Sakai-shi is out and pronounced as Mos.

② Ooita-ken Nakatsu-shi Birthplace originated from the small figure of the Bigai in Big Fukui. Last name is Bandai.