Etymology and distribution of 久沢.

Hisazawa 【久沢】^{レベル3
About 70}  The Japanese surnames etymology dictionary.

Miyazaki-ken Miyakonojou-shi , Saga-ken Saga-shi .

① Personal name . Tell her that he was renamed from the Imagawa family name in the Muromachi era since the first president of the Chiba Tuten morning warrior of the Muromachi period. 千葉 Chiba reference. 今川 Imagawa reference. Saga-ken Saga-shi The inside of the castle was in the Edo era in the Edo era in the Saga clan of the clan government office, Miyazaki-ken Nichinan-shi 人肥 town.

② Creation . Kagoshima-ken Soo-shi Sueyoshi cho from Senmon gate of the gate division system in the Edo era. The gate name comes from the favorable "holding", "ei".

③ Convention . Abbreviation for mochi. Tottori - ken Saihaku - gun Nanbu - chou Tell her that the branch of Mochida 's surname of the silk store has renamed. Estimated in the Edo period. 持田 Mochida reference.