Adachihara 【安達原】3 The Japanese surnames etymology dictionary.
Toyama-ken , Shiga-ken , Hokkaidou . Distribution including azi. Azusi is the mainstream in Shiga-ken . Shiga-ken Nagahama-shi Takatsuki-cho Higashi Aza (Azusi) · Takatsuki cho Nishiaki birch origin. A place name with a record since the Edo period. It was in the Sengoku period in the same place. The old pronunciation of last name is Azi.
※ Mie-ken Iga-shi (Old: Ah · Ahai) County is a place name recorded in 672 (first year Emperor Tenmu). The place name was also written as "Aki", "Aku", "Yasushi", "Abe" and it was called "Aya (Aya)" after the Warring States Period. There was a family name of Mr. Abe (Ae) in the same age in Asuka period.