Etymology and distribution of 渋河.

Shibukawa 【渋河】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Tokushima-ken , Kagawa-ken , Kouchi-ken .

① things . Tokushima-ken Miyoshi-shi tells Tokashima-ken Miyoshi-gun Higashimiyoshi-chou from Taoka (aka Tanoka) castle which was in the daytime. Estimated in the Warring States Period. It was in the Edo period in Kagawa-ken Kan'onji-shi . Kouchi-ken Kouchi-shi Marunouchi was in the Edo period in the Tosa clan of the clan office.

② Topography . From Tan and Oka. Mie - ken Watarai - gun Minamiise - chou Tell the fact that you were engaged in agriculture and fishery at Uruoura . Estimated in the Edo period.