Tone river利根川alternative words: Tonegawa river, Tonegawa, Tone-gawa, Tone gawa keywords: river related topics: Gunma prefecture , Chiba prefecture , Ibaraki prefecture , Choshi city , Tokyo bay related web sites: http://www1.plala.or.jp/tone_cr/ explanation: Taking its source in the northern mountains of Gunma prefecture and pouring into Pacific Ocean at Choshi city in the north eastern Chiba prefecture, it is the second longest river in Japan (298 km long) and the biggest river in volume of waters it carries. Called "Bando Taro", it had been reputed to be violent river since old times. Until Edo period, the river was pouring into Tokyo bay and provoked many floods, so it has been artificially diverted to the actual course. | |