Etymology and distribution of 正亀.

Masakame 【正亀】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Toukyou-to , Hokkaidou , Ibaraki-ken .

① Ibaraki-ken Inashiki-gun Ami-machi Wakuri is a place name with a record since the Kamakura period. Ibaraki-ken Tsukuba-shi Wakuri is a place name with a record since the Edo period. Ibaraki-ken Takahagi-shi Wakuri was a place name that was called "Wakuri Nitta" in the Edo period.

② Toyama-ken Kurobe-shi Origin of Wakuri. A place name with a record since the Edo period.

* Saitama-ken There was a case where Mr. Hatori of the Musashi Nanba party of the Musashi Shrine, which used the area around Chichibu-gun as the base during the Heian period and the Kamakura period, was also described as "Wakuri". 葉栗 Haguri reference.