Etymology and distribution of 改元.

Kaimoto 【改元】^{レベル3
About 50}  The Japanese surnames etymology dictionary.

Oosaka-fu , Hyougo-ken , Yamaguchi-ken . Shiga-ken Nagahama-shi birthplace of Katsumachi. A place name with a record since the Edo period. The meaning of "wins are books". Fukushima-ken Nihonmatsu-shi Guo Kai was in the Edo period in the Nipponmatsu clan of the clan office. The same clan says that he also called Shiga-ken 's Katsumoto, Katsuoka, Katsuzaki (Kanzaki) as Katsuoka. Estimated from tradition is a warring country era. 勝岡 Katsuoka reference. Fukui-ken Fukui-shi Katsumi is a place name with a record since the Edo period. It is distributed in the same place.