Etymology and distribution of 三條.

Sanjou 【三條】^{レベル4
About 1,200}  The Japanese surnames etymology dictionary.

Hiroshima-ken Hatsukaichi-shi . Summary . Sugawara's abbreviation. Hiroshima-ken Hatsukaichi-shi Meiji New surname by monk of the Temple of the Takanoyama Shingon sect in the Tenjin Shrine. From Sugawara 's "Kan" and plants "Plums" preferred by Sugawara Michizane, a scholar / politician in the Heian period. 菅原 Sugawara reference.