Iwaki River
 The Iwaki River (岩木川 Iwaki-gawa) is a river that crosses western Aomori Prefecture Japan. It is 102 kilometers (63 mi) in length and has a drainage area of 2544 square kilometers (982 sq mi). Under the Rivers Act of 1964 the Iwaki is designated as a Class 1 River and is managed by the Japanese Ministry of Land Infrastructure Transport and Tourism.