Tachinooka 【立野岡】2 The Japanese surnames etymology dictionary.
② Shimane-ken Matsue-shi Birth of Yu town (Yu) town. In the Kamakura period the name of the place called "Yugo". Shimane-ken Kanoashi-gun Tsuwano-chou Shimoda was in the Edo period in the Tsuwano clan of the clan office. Pronunciation is Yu.
※ Okayama-ken Mimasaka-shi Birthplace of Yunogo. A place name with a record since the Warring States Period. Tell her that he changed his name to Torigoe surname from 1592 to 1596 (Bunraku year). 鳥越 reference.