Etymology and distribution of 歳常.

Toshitsune 【歳常】^{レベル2
About 40}  The Japanese surnames etymology dictionary.

Ibaraki-ken Koga-shi . Ibaraki - ken Koga - shi In Higashiyamada it is said that the descendents of Mr. Hojo called Kanagawa - ken Kamakura - shi . Estimated in the Kamakura period. 北条 Houjou reference. Chiba-ken Noda-shi Sekijuki Sansui was in the Edo period in the Sekijuku samurai of the Clan office.