Usui 【旧井】3 The Japanese surnames etymology dictionary.
Kagawa-ken Takamatsu-shi , Okayama-ken . There is an example where a raby means "east". Kagawa-ken Takamatsu-shi Tamamo-cho was a notation of "Ubo eyes" in the Edo period in the Sanuki Takamatsu clan in the Clan Office. It is unknown whether Uyuki eyes exist.