Etymology and distribution of 兼堅.

Kaneken 【兼堅】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Wakayama-ken Wakayama-shi , Oosaka-fu . Wakayama-ken Wakayama-shi Originated from the vicinity of Yutaka (old: Kishi). In the Nara period the name of the place with a record as "Shore".