Particularly, we examined if ANPEP (from EC2), CASP14 and CLEC2B (from EC3), CADM3 and NRBP2 (from EC4), and SPC25, ESCO2, and GTSE1 (from EC5) are responsible for ovarian cancer cell proliferation by the cell viability assay. The gene discussed is CLEC2B; the disease is ovarian cancer.