The Kaimon Express from Mojiko to Nishi Kagoshima
It was running inside Kyushu and no longer exists.
Kaimon comes from the name of a volcano in Kagoshima.
They often call it Satsuma Fuji because it looks like Mt Fuji.
Satsuma is the old name of Kagoshima prefecture.
At Mojiko station; The Kagoshima Main Line.