Etymology and distribution of 保楊枝.

Hoyoshi 【保楊枝】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Miyazaki-ken Ebino-shi . Terrain . Miyazaki-ken Ebino-shi From the entrance gate of the gate division system that was in the Edo era during the last years. The name of the gate is from 蕨 and inside.