Tuesday(Open on public holidays) ※No holidays from April to May
Address
6025-1 Oaza Oga, Hiji-machi, Hayami-gun, Oita
Charge
Adult: 600 yen・Elementary and junior high school students: 300 yen ※From the first Saturday of May to the first Sunday of June, adults: 800 yen, elementary and junior high school students: 500 yen