Etymology and distribution of 日坂.

Hisaka 【日坂】^{レベル4
About 900}  The Japanese surnames etymology dictionary.

向畑 Mukaihata reference.

Nissaka 【日坂】^{レベル4
About 900}  The Japanese surnames etymology dictionary.

Miyagi-ken . Origin of Fukushima-ken Sukagawa-shi Hodogara (Hodwara). A place name with a record since the Warring States Period.

Hizaka 【日坂】^{レベル4
About 900}  The Japanese surnames etymology dictionary.

Akita-ken Nikaho-shi , Hokkaidou , Toyama-ken . Distribution including Rokuhira as well.

① things . In Akita-ken Nikaho-shi tell him that the descendant of Mr. Fla called it from the red "Six Magazines" which is the color which Mr. Hirano used as a symbol. Unknown times. There are cases where Hira means "sloping ground". 平 Taira reference.

② Personal name . In Toyama-ken tell him from the name of Rokuhei (Roku Bay). Last name is Rokhira. Meiji New Last name in estimation.