Etymology and distribution of 八與.

Hachiyo 【八與】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Toyama-ken Tonami-shi , Toyama-ken Toyama-shi . Thing . Toyama-ken Tonami-shi The gatekeeper of Masayama Castle that was in Masayama guarded the castle gate of the three cottages, and told that it was given from the castle owner on a bright night. Estimated in the Warring States Period.