Namioka 【波岡】4 The Japanese surnames etymology dictionary.
Oosaka-fu · Hyougo-ken . 日村 surname. Okayama-ken Okayama-shi Kita Ward Marunouchi was the Edo period in the Clan - Okayama Clan, Hiroshima-ken Fukuyama-shi Marunouchi in the Bingo Fukuyama Samurai of the Clan Office. Kagawa-ken Takamatsu-shi Tamamo-cho was a notation of "comparative" in the Edo period to the Sanuki Takamatsu clan in the Clan office. It is unknown if the ratio still exists.