Etymology and distribution of 乗常.

Noritsune 【乗常】^{レベル3
About 50}  The Japanese surnames etymology dictionary.

Yamanashi-ken Koushuu-shi · Saitama-ken . Personal name . Yamanashi-ken Koushuu-shi In Yamato-cho Hayakano it tells the name given by the lord when the samurai of Tanaka surname has left. In the era, the name of the lord is unknown. 田中 Tanaka reference.