Etymology and distribution of 坤徳.

Kontoku 【坤徳】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Shiga-ken Nagahama-shi . In Shiga-ken Nagahama-shi there is a case that the descendants of Shibata Katsuya, a warrior of the Sengoku period · Azuchi-Momoyama period, called "Shiba" and called it. 柴田 Shibata reference.