Etymology and distribution of 大栩.

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

Kagoshima-ken Akune-shi , Oosaka-fu , Okayama-ken .

① Kagoshima-ken Akune-shi birth of Nishigami fall. In the same era there was a fallow gate in the Edo era.

② Creation . Okayama-ken In Maniwa-shi Miyaji tells that the soldier has come and resigned using "fall". Estimated in the Warring States Period. There is also a story that it became a blacksmith later.

③ Kanagawa-ken Hadano-shi It was in Soneya during the Edo period.