Kamuysaurus japonicus
About 8 meters long — the largest complete dinosaur skeleton ever found in Japan (the “Mukawa dragon”), shown with real fossils and a full skeletal reconstruction.
Exhibits
Heteromorph ammonites
Nipponites and the rest of Hobetsu's strange-coiling ammonites, from the sea that once covered this land.
Hobetsu plesiosaur (Hobetsualakiryu)
The long-necked marine reptile found in Hobetsu in 1975 — the discovery the museum was founded around.