Etymology and distribution of 赤花.

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

Yamaguchi-ken Shimonoseki-shi , Fukuoka-ken . Tell Yamaguchi-ken Shimonoseki-shi that in 1162 (second year of responding) Mr. Oe's descendant was called. 大江 Ooe reference.