Etymology and distribution of 皨昇.

Hoshinobori 【皨昇】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Toukyou-to , Chiba-ken Minamibousou-shi . Thing . From an animal horse. Hyougo-ken Nishinomiya-shi There was an example that was added in the early Edo period by adding "horse" to Six because it donated to Nishinomiya Shrine in the company town. 六 Mutsu reference.