The Nippō Main Line is a railway line in Kyushu, in southern Japan, operated by Kyushu Railway Company. Also known as the Fukuhoku Nippo Line, The line connects Kokura Station in Kitakyushu, Fukuoka, and Kagoshima Station in Kagoshima via the east coast of Kyushu, passing through the prefectural capitals of Ōita and Miyazaki. A number of Limited Express trains operate along the route, including Limited Express Sonic trains between Hakata and Oita.

The Kyushu Railway Company, also referred to as JR Kyushu , is one of the seven constituent companies of Japan Railways Group. It operates intercity rail services within Kyushu, Japan and the JR Kyushu Jet Ferry Beetle hydrofoil service across the Tsushima Strait between Fukuoka and Busan, South Korea. It also operates hotels, restaurants, and drugstores across its service region. JR Kyushu's headquarters are in Hakata-ku, Fukuoka.