Kaio remained in sole possession of the lead Friday after a hard-fought win over fellow ozeki Chiyotaikai, while yokozuna Asashoryu was upset again at the Autumn Grand Sumo Tournament.
Chiyotaikai, who was handed his fourth straight loss of the 15-day tourney, went on the attack in the penultimate bout at Tokyo's Ryogoku Kokugikan with a barrage of arm thrusts.
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