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Edo River

The Edo River (江戸川, Edo-gawa) is a river in the Kantō region of Japan. It splits from the Tone River at the northernmost tip of Noda City in the Sekiyado district, crosses through Nagareyama and Matsudo, and empties into Tokyo Bay at Ichikawa, Chiba Prefecture. The Edo forms the borders between Tokyo, Chiba, and Saitama prefectures. The Edo River is 59.5 kilometres (37.0 mi) long.[1][2][3]
Source:   
Mouth:     
Length:  59.5 km (37.0 mi)  
Basin size:  200 km2 (77 sq mi)  

Edo River  Click to go to Wikipedia