Watanabe

(from the article `saka-Kbe metropolitan area`) ...imperial capital in 794, land and water routes between saka and Kyto were improved. The reclamation of the delta of the Yodo River allowed the ...
Found on http://www.britannica.com/eb/a-z/w/13

Watanabe

Watanabe (渡辺: `ferryside`) is the fifth most common Japanese surname. The first to be named Watanabe were kuge (court nobles), direct descendants of the Emperor Saga (786-842){citation needed|date=February 2013}. The most famous member of the family historically is the samurai Watanabe no Tsuna (953-1025), companion in arms of Minamoto no Yo..
Found on http://en.wikipedia.org/wiki/Watanabe
No exact match found