Etymology and distribution of 棰石.

Taruishi 【棰石】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Okinawa-ken .

① Okinawa-ken Itoman-shi Origin of the castle. A place name with a record since the Kingdom of the Ryukyus. The Ryukyuan sound is Naguesk, Nagsik.

② From the famous castle in presumption. Fukushima-ken Sukagawa-shi Tell Naganuma that it is a pioneer. There was a tale that it was a vassal of Toyotomi in Azuchi Momoyama period in the same place. My pronunciation is Meji.