Three months of testing blood strains failed to turn up the Formosan dog in the populated areas of Taiwan, but it did find a breed that appeared to be closely related to the Shiba, found in southern Japan.
歷經三個月，不過找到一百多隻台灣土狗。所幸功夫沒白費，檢驗結果顯示，台灣犬和日本南方的柴犬血液相近，可能祖先是同一支。