A compound represented by general formula (I) (I) has a strong Axl inhibiting activity by introducing a distinctive bicyclic structure in which a saturated carbocyclic ring is fused to a pyridone ring, and thus may be used as a therapeutic agent for Axl related diseases such as acute myeloid leukemia, melanoma, breast cancer, pancreatic cancer, cancer such as glioma, kidney disease, immune system disease, and circulatory system disease.