Etymology and distribution of 谷長.

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

Toukyou-to Tachikawa-shi , Chiba-ken . Terrain . From a long spring. Toukyou-to Tachikawa-shi In Fujimi - cho told that it was renamed from Shibata surname. Estimated in the Edo period. 芝田 Shibata reference. Niigata-ken Minamiuonuma-shi Nagasaki is a place name with a record since the Sengoku period. It is distributed in the same place.