Etymology and distribution of 百萬.

Hyakuman 【百萬】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Yamanashi-ken Tsuru-shi . Thing . Yamanashi - ken Tsuru - shi In Minagatayama it is said that the car 's wheel' s radiation must not be lost, so I tell him that it changed from Nakaya 's surname in the Edo period. 中谷 Nakatani reference.