Initially, the ears were called "Shinho" (literally, new ears,) "Jinho" (literally, God's ears,) "Shinbo" (literally, new Busshist monk) and so on, but, at last, the name of "Kameno-o" (literally, a tail of tortoise) was adopted after one kanji letter Kame (tortoise) of his name Kameji, following the recommendation of his friends.
当初は「新穂」「神穂」「新坊」などと呼ばれたが、ついに友人の勧めにより阿部亀治の1字を取り亀ノ尾と命名された。