Japanese Defense Minister Minoru Kihara told reporters that the Russian Il-38 plane breached Japan’s airspace above Rebun Island, just off the coast of the country’s northernmost main island of Hokkaido, for up to a minute in three instances, during its five-hour flight in the area.
SOURCE: https://www.cbsnews.com/news/japan-scrambles-jets-flares-russia-spy-plane/