Etymology and distribution of クレイ.

Kurei* 【クレイ】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Yamagata-ken , Hokkaidou , Iwate-ken .

① Kyouto-fu Kyouto-shi Originated from Saga in Ukyo-ku. A place name with a record since the Heian period. Fukui-ken Fukui-shi major was in the Edo period in the Fukui clan of the clan government, Aomori-ken Hachinohe-shi Uchimaru in the Hachinohe clan of the clan office. Hachinohe clan says that Kyouto - fu Kyouto - shi is out. Kyouto-fu Kyouto-shi had a case in 1871 when I changed my name from Sanjo surname in Masuzencho . It is unknown whether Sanjo Masamachi will exist.

② Kumamoto-ken Hitoyoshi-shi Origin of Saga-ri, Shimodawata- cho. It is distributed in the same place.