Kaigawa River

...The river originates near Mount Nasuhara (800m) in the Suzuka Mountains, flows roughly eastward, joins with the tributaries Onbe River, Anraku River, and Utsube River, and flows into Ise Bay at the southern end of Yokkaichi City. It is also called the Yase River, Kai River, Seki River, and Takaoka River. The main river has a length of 38km and a total drainage area of ​​323km2.

*Some of the terminology that refers to "Kai River" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…鈴鹿山脈の那須ヶ原岳(800m)付近から発してほぼ東流し，御幣（おんべ）川，安楽川，内部（うつべ）川の支流を合わせ，四日市市南端で伊勢湾に入る。八十瀬川，甲斐川，関川，高岡川などともいわれる。幹川流路延長38km，全流域面積323km2。…

※「甲斐川」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報