Ibusuki Onsen (指宿温泉) is a group of hot springs in the east of Ibusuki, Kagoshima in Japan, which includes Surigahama Onsen, Yajigayu Onsen, and Nigatsuden Onsen.
2,850,000 people visited in 2003, and 910,000 people stayed there.
90% of the water is used for industry.
It takes about an hour from Kagoshima-Chūō Station by train, and about one hour and thirty-five minutes by non-stop bus.
There are about 500 places operating as spring sources. The total amount discharged is about 120,000 tonnes per day.