Etymology and distribution of 池之山.

Ikenoyama 【池之山】^{レベル3
About 60}  The Japanese surnames etymology dictionary.

Ibaraki-ken .

① Topography . From stones and moats. Ibaraki-ken Sakuragawa-shi Mashiba -shi Shimotsugai is based. It was in the Edo period in the same place.

② Yamaguchi-ken Nagato-shi Originated from the stone moat (Ishori) in the middle of the diary.