Etymology and distribution of 常光.

Tsunemitsu 【常光】^{レベル4
About 800}  The Japanese surnames etymology dictionary.

Akita-ken , Saitama-ken , Toukyou-to . Akita-ken Noshiro-shi is a place name whose name is recorded in 658 (Emperor Qi Ming 4th year) with the notation of "Chiyo". The place name was also written as "渟城", "Noshiro", "NAKAI". It is distributed in the same place.

※ Ehime-ken Matsuyama-shi Marunouchi was in the Edo period in the Iyo Matsuyama clan of the Clan office.

Joukou 【常光】^{レベル4
About 800}  The Japanese surnames etymology dictionary.

Okayama-ken , Tokushima-ken , Fukushima-ken . 高市 surname. Shimane-ken Matsue-shi The Tate -emon was in the Edo era in the Songji Samurai of the Clan office. 高市 Takaichi reference.