Etymology and distribution of 貞包.

Sadakane 【貞包】^{レベル4
About 1,200}  The Japanese surnames etymology dictionary.

Oosaka-fu , Toukyou-to , Aichi-ken . Maki, distribution including Mashiro as well. The pupa is rare.

① Korea type . Originated in Andongsan pottery (old: Manshiro (Tinson)) in South Korea Gyeongsangbuk-do. Kyouto-fu Maidzuru-shi has a record of naturalization on October 8, 1975. The real name is Li. There is a record of naturalization on Toukyou-to Fussa-shi on July 7, 1988. The notation of "Official Gazette" is "Shingo." The real name is Li. 李 Ri reference.

② Fukushima-ken Tamura-shi Origin of Masayuki Nishikata in Chonbachi-machi.

③ Shizuoka-ken Numadzu-shi Matsushige of Toda (Sanagi) Originated from the vicinity of the mountain.

④ Meiji New surname by monk. An example of a temple. Ehime-ken Imabari-shi Zenjinji of Jodo Shin Buddhist in Seki Okamura, Ehime-ken Saijou-shi Buddhism temple of Shin Buddhism in Shinmachi. My pronunciation is Mashiro.

※ Shilla series . Kyouto-fu Kyouto-shi There was a case in which the surname of Maki (Maki) history was given in 775 (Houki 6 years) in the vicinity of Minami-ku (formerly Kiiii-gun).