35°39′37″N 139°51′00″E / 35.660321°N 139.849917°E / 35.660321; 139.849917

The Naka River (中川, Naka-gawa) is a river that flows from Hanyu, Saitama to Edogawa, Tokyo, Japan, where it merges with the Arakawa River. It is 83.7 kilometres (52.0 mi) long.

v t e River systems and rivers of Japan
Rivers of Hokkaido Sea of Japan Ishikari River Chitose River Toyohira River Makomanai River Anano River Yūbari River Koetoi River Rumoi River Shiribeshi-Toshibetsu River Shiribetsu River Teshio River Zenibako River Sea of Okhotsk Abashiri River Shibetsu River Shokotsu River Tokoro River Yūbetsu River Pacific Ocean Akan River Kushiro River Mitsuishi River Mu River Niikappu River Saru River Shizunai River Tokachi River Rivers of Hokkaido on Commons
Rivers of Honshu Tōhoku region Abukuma River Arakawa River Iwaki River Kitakami River Komagome River Koyoshi River Mabechi River Mogami River Natori River Ōhata River Oirase River Omono River Takase River Yoneshiro River Kantō region Arakawa River Edo River Fuji River Kanda River Kuji River Naka River Sagami River Sumida River Tama River Tone River Tsurumi River Chūbu region Agano River Shinano River Seki River Hime River Kurobe River Jōganji River Jinzū River Shō River Oyabe River Tedori River Kuzuryū River Fuji River Abe River Ōi River Sakawa River Tenryū River Toyo River Yahagi River Shōnai River Kiso Three Rivers Kiso River Nagara River Ibi River Kushida River Miya River Kita River Minami River Kansai region Choshi River Ibo River Kako River Kinokawa River Kumano River Kuzuryu River Maruyama River Muko River Yamato River Yodo River Yasu River Katsura River Kamo River Kizu River Dōton River Yura River Chūgoku region Asahi River Ashida River Gōnokawa River Hino River Hii River Ōta River Oze River Saba River Sendai River Takahashi River Takatsu River Tenjin River Yoshii River
Rivers of Shikoku Aibiki River Shimanto River Shinmachi River Suketō River Tamiya River Sako River Sumiyoshijima River Yoshino River Dōzan River
Rivers of Kyushu Kyushu Arie River Chikugo River Kikuchi River Kuma River Mimi River Ōno River Ōyodo River Yaeyama Islands Kokuba River Nakama River Urauchi River
Rivers of Japan Category Rivers of Japan on Commons