TOKYO, July 23 (Xinhuanet) -- A moderate earthquake measuring 5.7 on the Richter scale jolted Tokyo and its surrounding area at around 4:35 p.m. (0735 GMT) on Saturday.

    The quake measured a lower 5 on the Japanese seismic scale of 7in some regions, according to the Japan Meteorological Agency.

    There has been no immediate report on casualties so far, but the Narita Airport has suspended operation. Enditem