Saio 【齊尾】2 The Japanese surnames etymology dictionary.
① Personal name . Hiroshima - ken Kure - shi Mamoru - cho Ohoura, Kouchi - ken Nagaoka - gun Ootoyo - chou In Kusugane he tells from Hei Takaori (Tyra no Shigemori) of the warlord of the Heian period. 平 reference. Okayama-ken Kaga-gun Kibichuuou-chou Tell the pilgrims at Yoshikawa. Yamaguchi - ken Kumage - gun Tabuse - chou There are distribution in Mai Town . There are heavy forests in the lower stake in the same place.
② Topography . Kagoshima-ken Kirishima-shi At the foot of Mogi-machi told you told from the heavy forest gate of the gate division system that emigrated from the southern part of Kagoshima-ken western part (formerly Satsuma) from the end of the Edo period and was in the original residence. The gate name is from the forest and "heavy" in favorite character. The position of the gate is unknown.