Etymology and distribution of 關井.

Sekii 【關井】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Shizuoka-ken Shizuoka-shi Shimizu-ku, Chiba-ken . Distribution including Yamanashi as well. In Chiba-ken Matsudo-shi there is a scorpion. A variant of 山梨 . From the idea that you can see the moon without mountains. In Chiba-ken Matsudo-shi Tenairaga tell the descendant of the Heike faints. 平 Taira reference. Shizuoka-ken Shizuoka-shi Tsukimi -sari (Yamanashi) in Oka-cho, Shimizu-ku There is Kasamori Inari shrine. 山梨 Yamanashi reference.