Etymology and distribution of 竪村.

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

Oosaka-fu Oosaka-shi . Oosaka - fu tells that the original name was renounced in 1926 because it was adopted by Okuno surname and after having called Arauchi surname, there was unhappiness. Estimated from the hill of the East. 奥野 Okuno reference. 荒池 Araike reference.