TOKYO, July 20 (Reuters) - The yield on 10-year Japanese government bonds fell to a six-month low on Tuesday, amid a sell-off in equities on concerns over economic slowdown due to a global resurgence of coronavirus infections. The 10-year JGB yield fell one basis point to 0.005%, its lowest since Jan. 6. The benchmark 10-year JGB futures rose 0.1 point to 152.46, with a trading volume of 21,061 lots. Japan’s benchmark Nikkei share average fell to a six-month low on Tuesday. The 20-year JGB yield also fell 0.5 basis point to 0.390%, while the 30-year JGB yield fell one basis point to 0.635%. The 40-year JGB yield fell 0.5 basis point to 0.715%. Yields on shorter term notes were unchanged, with the two-year JGB yield at minus 0.135% and the five-year yield at minus 0.130%. (Reporting by Tokyo markets team; Editing by Shailesh Kuber) Our Standards: The Thomson Reuters Trust Principles.