Etymology and distribution of 信貞.

Nobusada 【信貞】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Wakayama-ken , Nara-ken , Oosaka-fu .

① Topography . From a place with pine. Nara-ken Yamatokooriyama-shi Castle town was in the Edo period in Koriyama Samurai of the Clan Office.

② Nara-ken Yoshino-gun Higashiyoshino-mura Originated from the pine cones of the Three Tails.

③ Convention . Synthesis of the market with pine needles. Tochigi-ken Ashikaga-shi In Tajima-machi I will tell you that you changed the name from pine needle family name given the letter of "place" from Mr. Marka . There is also a story that the same place had been called in the Edo period. 松葉 Matsuba reference. 相場 Aiba reference.