Etymology and distribution of 小渋.

Koshibu 【小渋】^{レベル3
About 50}  The Japanese surnames etymology dictionary.

Tokushima-ken , Kumamoto-ken , Kagoshima-ken .

① Topography . From the village and "Shigeru" of the favorite character. Tokushima-ken Tokushima-shi Tokushima-cho Castle interior was in the Edo era in the Tokushima Samurai of the Clan Office, Tottori-ken Tottori-shi Fukabe-cho Takae.

② Topography . "Village" is added to Shigeru which is the surname of Amagi archipelago of Kagoshima-ken . Estimated at the time of returning to Japan in 1953. 茂 Shige reference.

③ Korea type . There is a record of naturalization on Toukyou-to Shibuya-ku on May 25, 1954. The real name is Li. 李 Ri reference.