Mount Iwaki (岩木山, Iwaki-san) is a stratovolcano located in western Aomori Prefecture, Tohoku, Japan. It is also referred to as Tsugaru Fuji (津軽富士) and less frequently, Okufuji (奥富士) due to its similar shape to Mount Fuji. With a summit elevation of 1,625 meters (5,331 ft) and a prominence of 1,362 meters (4,469 ft) it is the highest mountain in Aomori Prefecture.
Mount Iwaki is listed as one of the 100 Famous Japanese Mountains in a 1964 book by mountaineer and author Kyūya Fukada. The mountain and its surroundings are located within the borders of Tsugaru Quasi-National Park.